Published in Eur J Oncol Nurs on November 07, 2009
Association between pro- and anti-inflammatory cytokine genes and a symptom cluster of pain, fatigue, sleep disturbance, and depression. Cytokine (2012) 1.52
Sleep, fatigue, depression, and circadian activity rhythms in women with breast cancer before and after treatment: a 1-year longitudinal study. Support Care Cancer (2014) 1.14
Using group-based trajectory modeling to examine heterogeneity of symptom burden in patients with head and neck cancer undergoing aggressive non-surgical therapy. Qual Life Res (2013) 1.04
Disease and treatment characteristics do not predict symptom occurrence profiles in oncology outpatients receiving chemotherapy. Cancer (2014) 1.00
Associations between cytokine genes and a symptom cluster of pain, fatigue, sleep disturbance, and depression in patients prior to breast cancer surgery. Biol Res Nurs (2014) 0.93
Differences in sleep disturbance and fatigue between patients with breast and prostate cancer at the initiation of radiation therapy. J Pain Symptom Manage (2011) 0.93
Symptom clusters in patients with head and neck cancer receiving concurrent chemoradiotherapy. Oral Oncol (2012) 0.91
Identification of distinct subgroups of breast cancer patients based on self-reported changes in sleep disturbance. Support Care Cancer (2012) 0.91
Antineuropathic profile of N-palmitoylethanolamine in a rat model of oxaliplatin-induced neurotoxicity. PLoS One (2015) 0.91
Decreased health-related quality of life in women with breast cancer is associated with poor sleep. Behav Sleep Med (2012) 0.90
Symptom clusters and prognosis in advanced cancer. Support Care Cancer (2012) 0.84
Patterns of change in symptom clusters with HIV disease progression. J Pain Symptom Manage (2011) 0.84
Comparisons of exercise dose and symptom severity between exercisers and nonexercisers in women during and after cancer treatment. J Pain Symptom Manage (2012) 0.84
Subgroup analysis of symptoms and their effect on functioning, exercise capacity, and physical activity in patients with severe chronic obstructive pulmonary disease. Heart Lung (2013) 0.84
Examination of Broad Symptom Improvement Resulting From Mindfulness-Based Stress Reduction in Breast Cancer Survivors: A Randomized Controlled Trial. J Clin Oncol (2016) 0.83
Patient-reported symptoms and discontinuation of adjuvant aromatase inhibitor therapy. Cancer (2014) 0.82
Potential epigenetic mechanism(s) associated with the persistence of psychoneurological symptoms in women receiving chemotherapy for breast cancer: a hypothesis. Biol Res Nurs (2013) 0.81
Reduction in salivary α-amylase levels following a mind-body intervention in cancer survivors--an exploratory study. Psychoneuroendocrinology (2013) 0.79
Impact of symptom burden in post-surgical non-small cell lung cancer survivors. Support Care Cancer (2013) 0.79
Systematic review of sleep disorders in cancer patients: can the prevalence of sleep disorders be ascertained? Cancer Med (2014) 0.78
Sleep-wake disturbances in cancer patients: narrative review of literature focusing on improving quality of life outcomes. Nat Sci Sleep (2014) 0.78
Presurgical symptom profiles predict quality of life 2 years after surgery in women with breast cancer. Support Care Cancer (2015) 0.78
Comparison of subgroups of breast cancer patients on pain and co-occurring symptoms following chemotherapy. Support Care Cancer (2015) 0.78
Baseline immune biomarkers as predictors of MBSR(BC) treatment success in off-treatment breast cancer patients. Biol Res Nurs (2014) 0.77
Examining health-related quality of life patterns in women with breast cancer. Qual Life Res (2017) 0.76
Randomized sham controlled trial of cranial microcurrent stimulation for symptoms of depression, anxiety, pain, fatigue and sleep disturbances in women receiving chemotherapy for early-stage breast cancer. Springerplus (2015) 0.76
Are there efficacious treatments for treating the fatigue-sleep disturbance-depression symptom cluster in breast cancer patients? A Rapid Evidence Assessment of the Literature (REAL(©)). Breast Cancer (Dove Med Press) (2015) 0.75
Women with breast cancer taking chemotherapy: depression symptoms and treatment adherence. Rev Lat Am Enfermagem (2014) 0.75
Relationships among psychoneurological symptoms and levels of C-reactive protein over 2 years in women with early-stage breast cancer. Support Care Cancer (2016) 0.75
Symptom Cluster Research in Women with Breast Cancer: A Comparison of Three Subgrouping Techniques. Adv Breast Cancer Res (2013) 0.75
A Conceptual Model of Psychoneurological Symptom Cluster Variation in Women with Breast Cancer: Bringing Nursing Research to Personalized Medicine. Curr Pharmacogenomics Person Med (2013) 0.75
Longitudinal Examination of Symptom Profiles among Breast Cancer Survivors. J Pain Symptom Manage (2016) 0.75
Transitions in Symptom Cluster Subgroups Among Men Undergoing Prostate Cancer Radiation Therapy. Cancer Nurs (2015) 0.75
Differences in Symptom Clusters Identified Using Ratings of Symptom Occurrence Versus Severity in Lung Cancer Patients Receiving Chemotherapy. J Pain Symptom Manage (2017) 0.75
Depression and family support in breast cancer patients. Neuropsychiatr Dis Treat (2017) 0.75
Developing and implementing a complex Complementary and Alternative (CAM) nursing intervention for breast and gynecologic cancer patients undergoing chemotherapy-report from the CONGO (complementary nursing in gynecologic oncology) study. Support Care Cancer (2015) 0.75
The effect of intraperitoneal chemotherapy on early pain hyperalgesia in patients following elective laparoscopic transabdominal resection of rectal cancer. Oncotarget (2017) 0.75
Symptom clusters for revising scale membership in the analysis of prostate cancer patient reported outcome measures: a secondary data analysis of the Medical Research Council RT01 trial (ISCRTN47772397). Qual Life Res (2017) 0.75
Interpretation of changes in health-related quality of life: the remarkable universality of half a standard deviation. Med Care (2003) 19.69
Interpreting the significance of changes in health-related quality-of-life scores. J Clin Oncol (1998) 9.89
Assessing symptom distress in cancer patients: the M.D. Anderson Symptom Inventory. Cancer (2000) 7.25
Methods to explain the clinical significance of health status measures. Mayo Clin Proc (2002) 7.00
When is cancer pain mild, moderate or severe? Grading pain severity by its interference with function. Pain (1995) 5.97
Fatigue in breast cancer survivors: occurrence, correlates, and impact on quality of life. J Clin Oncol (2000) 4.96
Adjuvant chemotherapy followed by goserelin versus either modality alone for premenopausal lymph node-negative breast cancer: a randomized trial. J Natl Cancer Inst (2003) 3.16
Symptom clusters and their effect on the functional status of patients with cancer. Oncol Nurs Forum (2001) 3.14
Prognostic impact of amenorrhoea after adjuvant chemotherapy in premenopausal breast cancer patients with axillary node involvement: results of the International Breast Cancer Study Group (IBCSG) Trial VI. Eur J Cancer (1998) 3.03
The revised Piper Fatigue Scale: psychometric evaluation in women with breast cancer. Oncol Nurs Forum (1998) 2.92
Are the symptoms of cancer and cancer treatment due to a shared biologic mechanism? A cytokine-immunologic model of cancer symptoms. Cancer (2003) 2.48
The validity and reliability of pain measures in adults with cancer. J Pain (2003) 2.44
The measurement structure of the Center for Epidemiologic Studies Depression Scale. J Pers Assess (1995) 2.39
Quality of life and a symptom cluster associated with breast cancer treatment-related lymphedema. Support Care Cancer (2005) 2.37
Sleep in late pregnancy predicts length of labor and type of delivery. Am J Obstet Gynecol (2004) 2.30
Characteristics and correlates of fatigue after adjuvant chemotherapy for breast cancer. J Clin Oncol (1998) 2.27
Symptom clusters: the new frontier in symptom management research. J Natl Cancer Inst Monogr (2004) 2.20
Subgroups of patients with cancer with different symptom experiences and quality-of-life outcomes: a cluster analysis. Oncol Nurs Forum (2006) 2.09
Psychometrics for two short forms of the Center for Epidemiologic Studies-Depression Scale. Issues Ment Health Nurs (1999) 2.05
Self-reported sleep disturbances in employed women. Sleep (1992) 2.04
Symptom clusters in cancer patients. Support Care Cancer (2006) 1.99
Fatigue in women receiving adjuvant chemotherapy for breast cancer: characteristics, course, and correlates. J Pain Symptom Manage (1999) 1.89
A cytokine-based neuroimmunologic mechanism of cancer-related symptoms. Neuroimmunomodulation (2004) 1.87
Symptom clusters: concept analysis and clinical implications for cancer nursing. Cancer Nurs (2005) 1.86
Symptom cluster research: conceptual, design, measurement, and analysis issues. J Pain Symptom Manage (2006) 1.78
Symptom clusters in elderly patients with lung cancer. Oncol Nurs Forum (2004) 1.58
The magnitude of endocrine effects of adjuvant chemotherapy for premenopausal breast cancer patients. The International Breast Cancer Study Group. Ann Oncol (1990) 1.56
Symptom clustering in advanced cancer. Support Care Cancer (2006) 1.49
Conceptual issues in symptom clusters research and their implications for quality-of-life assessment in patients with cancer. J Natl Cancer Inst Monogr (2007) 1.48
Correlates of fatigue during and following adjuvant breast cancer chemotherapy: a pilot study. Oncol Nurs Forum (2000) 1.46
Quality of life as an outcome variable in the management of cancer pain. Cancer (1989) 1.43
Impact of adjuvant breast cancer chemotherapy on fatigue, other symptoms, and quality of life. Oncol Nurs Forum (2006) 1.41
Sleep, fatigue, and depressive symptoms in breast cancer survivors and matched healthy women experiencing hot flashes. Oncol Nurs Forum (2004) 1.41
Chinese version of the M. D. Anderson Symptom Inventory: validation and application of symptom measurement in cancer patients. Cancer (2004) 1.32
The influence of daytime inactivity and nighttime restlessness on cancer-related fatigue. Oncol Nurs Forum (1999) 1.31
Symptom clusters in breast cancer across 3 phases of the disease. Cancer Nurs (2005) 1.30
Pre-treatment symptom cluster in breast cancer patients is associated with worse sleep, fatigue and depression during chemotherapy. Psychooncology (2009) 1.28
Adjuvant cyclophosphamide, methotrexate, and fluorouracil in patients with axillary node-positive breast cancer: an update of the Guy's/Manchester trial. J Clin Oncol (1990) 1.25
The symptom experience of oncology outpatients has a different impact on quality-of-life outcomes. J Pain Symptom Manage (2007) 1.24
The influence of sleep and activity patterns on fatigue in women with HIV/AIDS. J Assoc Nurses AIDS Care (2001) 1.24
A cluster of symptoms over time in patients with lung cancer. Nurs Res (2003) 1.17
Natural course of inoperable lung cancer. Chest (1973) 1.17
Fatigue, pain, and depression in pre-autotransplant breast cancer patients. Cancer Pract (2000) 1.16
Treatment-related symptom clusters in breast cancer: a secondary analysis. J Pain Symptom Manage (2008) 1.16
Symptom clusters in patients with advanced cancers. Support Care Cancer (2009) 1.12
Fatigue and menopausal symptoms in women with breast cancer undergoing hormonal cancer treatment. Ann Oncol (2006) 1.10
Effect of zolpidem on sleep in women with perimenopausal and postmenopausal insomnia: a 4-week, randomized, multicenter, double-blind, placebo-controlled study. Clin Ther (2004) 1.10
Is there a biological basis for the clustering of symptoms? Semin Oncol Nurs (2007) 1.07
Symptom clusters and relationships to symptom interference with daily life in Taiwanese lung cancer patients. J Pain Symptom Manage (2008) 1.06
The concept of symptom cluster. Semin Oncol Nurs (2007) 1.03
Symptom clusters in patients with newly-diagnosed brain tumors. J Support Oncol (2007) 1.02
Symptom clusters in patients with cancer with metastatic bone pain. J Palliat Med (2008) 1.01
Symptom clusters in cancer patients with brain metastases. Clin Oncol (R Coll Radiol) (2007) 1.01
Exploring the differential experience of breast cancer treatment-related symptoms: a cluster analytic approach. Support Care Cancer (2007) 1.00
Filipino version of the M. D. Anderson Symptom Inventory: validation and multisymptom measurement in cancer patients. J Pain Symptom Manage (2006) 0.98
Defining the content domain of quality of life for cancer patients with pain. Cancer Nurs (1990) 0.97
Impact of cancer-related symptom synergisms on health-related quality of life and performance status. J Pain Symptom Manage (2008) 0.96
Prognostic role of amenorrhea induced by adjuvant chemotherapy in premenopausal patients with early breast cancer. Br J Cancer (1991) 0.91
Symptom clusters related to treatment for prostate cancer. Oncol Nurs Forum (2008) 0.91
The identification of empirically derived cancer patient subgroups using psychosocial variables. J Psychosom Res (2004) 0.89
Symptom clusters in patients with advanced-stage cancer referred for palliative radiation therapy in an outpatient setting. Support Cancer Ther (2007) 0.88
Chemotherapy induced amenorrhoea in a randomised trial of adjuvant chemotherapy duration in breast cancer. Eur J Cancer (1992) 0.85
Sleep patterns of sheltered battered women. Image J Nurs Sch (1999) 0.85
Assessing cancer symptoms in adolescents with cancer using the Taiwanese version of the M. D. Anderson Symptom Inventory. Cancer Nurs (2008) 0.84
Validity of health-related quality of life subscales. Prog Cardiovasc Nurs (1992) 0.79
Pediatric cancer pain management practices and attitudes in China. J Pain Symptom Manage (2003) 0.79
Patterns of self-care in patients with breast cancer. West J Nurs Res (1988) 0.77
Clinical guidelines for the use of chronic opioid therapy in chronic noncancer pain. J Pain (2009) 9.36
Pharmacologic management of neuropathic pain: evidence-based recommendations. Pain (2007) 6.98
Recommendations for the pharmacological management of neuropathic pain: an overview and literature update. Mayo Clin Proc (2010) 3.92
Cost-effectiveness of initiating dialysis early: a randomized controlled trial. Am J Kidney Dis (2011) 2.62
Categorizing the severity of cancer pain: further exploration of the establishment of cutpoints. Pain (2005) 2.62
American pain society recommendations for improving the quality of acute and cancer pain management: American Pain Society Quality of Care Task Force. Arch Intern Med (2005) 2.52
Review of the literature on the effects of caring for a patient with cancer. Psychooncology (2010) 2.38
The prevalence, severity, and impact of opioid-induced bowel dysfunction: results of a US and European Patient Survey (PROBE 1). Pain Med (2008) 2.26
Subgroups of patients with cancer with different symptom experiences and quality-of-life outcomes: a cluster analysis. Oncol Nurs Forum (2006) 2.09
Feasibility of a sedation wake-up trial and spontaneous breathing trial in critically ill trauma patients: a secondary analysis. Intensive Crit Care Nurs (2012) 2.00
Symptoms experienced by intensive care unit patients at high risk of dying. Crit Care Med (2010) 1.85
A metaanalysis of studies of the effects of cancer chemotherapy on various domains of cognitive function. Cancer (2005) 1.76
Barriers to palliative care for children: perceptions of pediatric health care providers. Pediatrics (2008) 1.73
A randomized clinical trial of the efficacy of scheduled dosing of acetaminophen and hydrocodone for the management of postoperative pain in children after tonsillectomy. Clin J Pain (2010) 1.68
Prevalence and characteristics of chronic pain in the general Norwegian population. Eur J Pain (2004) 1.66
End-of-life care for homeless patients: "she says she is there to help me in any situation". JAMA (2006) 1.63
A review of the prevalence and impact of multiple symptoms in oncology patients. J Pain Symptom Manage (2008) 1.59
Potential mechanisms for chemotherapy-induced impairments in cognitive function. Oncol Nurs Forum (2005) 1.55
Qualitative research contribution to a randomized clinical trial. Res Nurs Health (2005) 1.54
Occurrence of symptom clusters. J Natl Cancer Inst Monogr (2004) 1.54
Association between pro- and anti-inflammatory cytokine genes and a symptom cluster of pain, fatigue, sleep disturbance, and depression. Cytokine (2012) 1.52
Sleep disturbance interventions in oncology patients and family caregivers: a comprehensive review and meta-analysis. Sleep Med Rev (2011) 1.51
A descriptive feasibility study to evaluate scheduled oral analgesic dosing at home for the management of postoperative pain in preschool children following tonsillectomy. Pain Med (2012) 1.45
Acute wound pain: gaining a better understanding. Adv Skin Wound Care (2009) 1.43
Characterization of systemic hypertension in the San Francisco Chinese community. Am J Cardiol (2005) 1.43
Sleep wake disturbances in people with cancer and their caregivers: state of the science. Oncol Nurs Forum (2005) 1.43
A 10-year review of quality improvement monitoring in pain management: recommendations for standardized outcome measures. Pain Manag Nurs (2002) 1.42
Challenge of assessing symptoms in seriously ill intensive care unit patients: can proxy reporters help? Crit Care Med (2012) 1.42
Variations in potassium channel genes are associated with distinct trajectories of persistent breast pain after breast cancer surgery. Pain (2015) 1.40
A prospective longitudinal study of chemotherapy-induced cognitive changes in breast cancer patients. Support Care Cancer (2010) 1.40
Trajectories of fatigue in men with prostate cancer before, during, and after radiation therapy. J Pain Symptom Manage (2008) 1.39
Burn injury pain: the continuing challenge. J Pain (2007) 1.38
The self-reported likelihood of patient delay in breast cancer: new thoughts for early detection. Prev Med (2002) 1.36
Preliminary evidence of a genetic association between tumor necrosis factor alpha and the severity of sleep disturbance and morning fatigue. Biol Res Nurs (2009) 1.36
Age and the experience of chronic pain: differences in health and quality of life among younger, middle-aged, and older adults. Clin J Pain (2005) 1.30
Impaired sleep and rhythms in persons with cancer. Sleep Med Rev (2004) 1.30
Effect of timing of dialysis commencement on clinical outcomes of patients with planned initiation of peritoneal dialysis in the IDEAL trial. Perit Dial Int (2012) 1.25
The symptom experience of oncology outpatients has a different impact on quality-of-life outcomes. J Pain Symptom Manage (2007) 1.24
Putting cancer pain management regimens into practice at home. J Pain Symptom Manage (2002) 1.22
Melatonin and bright-light treatment for rest-activity disruption in institutionalized patients with Alzheimer's disease. J Am Geriatr Soc (2007) 1.22
A review of the literature on gender and age differences in the prevalence and characteristics of constipation in North America. J Pain Symptom Manage (2008) 1.21
Trajectories of fatigue in patients with breast cancer before, during, and after radiation therapy. Cancer Nurs (2010) 1.20
Symptom experience of family caregivers of patients with cancer. Oncol Nurs Forum (2008) 1.20
A review of objective pain measures for use with critical care adult patients unable to self-report. J Pain (2007) 1.20
Identification of distinct depressive symptom trajectories in women following surgery for breast cancer. Health Psychol (2011) 1.19
The influence of social support on breast cancer screening in a multicultural community sample. Oncol Nurs Forum (2002) 1.18
Self-reported prevalence, etiology, and characteristics of pain in oncology outpatients. Eur J Pain (2007) 1.16
Telomere shortening in formerly abused and never abused women. Biol Res Nurs (2011) 1.15
Associations between pro- and anti-inflammatory cytokine genes and breast pain in women prior to breast cancer surgery. J Pain (2012) 1.12
The effects of a collaborative peer advisor/advanced practice nurse intervention: cardiac rehabilitation participation and rehospitalization in older adults after a cardiac event. J Cardiovasc Nurs (2007) 1.10
A review of the literature on multiple symptoms, their predictors, and associated outcomes in patients with advanced cancer. Palliat Support Care (2011) 1.10
A randomized clinical trial of group prenatal care in two military settings. Mil Med (2011) 1.10
Changes in intensity, location, and quality of vaso-occlusive pain in children with sickle cell disease. Pain (2003) 1.09
A review of the literature on the multiple dimensions of chronic pain in adults with sickle cell disease. J Pain Symptom Manage (2010) 1.08
Preliminary evidence of an association between a functional interleukin-6 polymorphism and fatigue and sleep disturbance in oncology patients and their family caregivers. J Pain Symptom Manage (2010) 1.07
Interpersonal factors and perinatal depressive symptomatology in a low-income Latina sample. Cultur Divers Ethnic Minor Psychol (2007) 1.07
A randomized clinical trial of the effectiveness of an acupressure device (relief brief) for managing symptoms of dysmenorrhea. J Altern Complement Med (2002) 1.07
The PRO-SELF pain control program improves patients' knowledge of cancer pain management. Oncol Nurs Forum (2004) 1.07
Primary care providers’ judgments of opioid analgesic misuse in a community-based cohort of HIV-infected indigent adults. J Gen Intern Med (2011) 1.07
Evidence of associations between cytokine genes and subjective reports of sleep disturbance in oncology patients and their family caregivers. PLoS One (2012) 1.06
Gender differences in chronic pain--findings from a population-based study of Norwegian adults. Pain Manag Nurs (2004) 1.05
Management of vaso-occlusive pain in children with sickle cell disease. J Pediatr Hematol Oncol (2003) 1.04
Pathophysiology of constipation in the older adult. World J Gastroenterol (2008) 1.04
The establishment of the GENEQOL consortium to investigate the genetic disposition of patient-reported quality-of-life outcomes. Twin Res Hum Genet (2009) 1.03
Barriers to pain management in a community sample of Chinese American patients with cancer. J Pain Symptom Manage (2008) 1.03
Is primary care providers' trust in socially marginalized patients affected by race? J Gen Intern Med (2011) 1.02
Lymphatic and angiogenic candidate genes predict the development of secondary lymphedema following breast cancer surgery. PLoS One (2013) 1.02
The cancer family caregiving experience: an updated and expanded conceptual model. Eur J Oncol Nurs (2011) 1.02
The exploration of the establishment of cutpoints to categorize the severity of acute postoperative pain. Clin J Pain (2006) 1.01
Common biological pathways underlying the psychoneurological symptom cluster in cancer patients. Cancer Nurs (2012) 1.01
Changes in children's reports of symptom occurrence and severity during a course of myelosuppressive chemotherapy. J Pediatr Oncol Nurs (2010) 1.01
TrkA and PKC-epsilon in thermal burn-induced mechanical hyperalgesia in the rat. J Pain (2006) 1.01
Quantitative and clinical description of postural instability in women with breast cancer treated with taxane chemotherapy. Arch Phys Med Rehabil (2007) 1.01
Aberrant behaviors with prescription opioids and problem drug use history in a community-based cohort of HIV-infected individuals. J Pain Symptom Manage (2011) 1.00
Disease and treatment characteristics do not predict symptom occurrence profiles in oncology outpatients receiving chemotherapy. Cancer (2014) 1.00
Cluster analysis: a useful technique to identify elderly cardiac patients at risk for poor quality of life. Qual Life Res (2007) 1.00
Cluster analysis of elderly cardiac patients' prehospital symptomatology. Nurs Res (2007) 0.99
Prevalence rates for and predictors of self-reported adherence of oncology outpatients with analgesic medications. Clin J Pain (2008) 0.99
Trajectories of anxiety in oncology patients and family caregivers during and after radiation therapy. Eur J Oncol Nurs (2011) 0.99
Differences in the symptom experience of older versus younger oncology outpatients: a cross-sectional study. BMC Cancer (2013) 0.98
No evidence for sex differences in the severity and treatment of cancer pain. J Pain Symptom Manage (2004) 0.98
Pain and quality of life in hospitalized patients with heart failure. J Pain Symptom Manage (2008) 0.98
The PRO-SELF(c): Pain Control Program--an effective approach for cancer pain management. Oncol Nurs Forum (2003) 0.97
Mechanisms for radiation-induced oral mucositis and the consequences. Cancer Nurs (2003) 0.97
Differences in the prevalence and severity of side effects based on type of analgesic prescription in patients with chronic cancer pain. J Pain Symptom Manage (2007) 0.97
Predictors of physical functioning among adults with severe mental illness. Psychiatr Serv (2006) 0.96
Acupressure for chemotherapy-induced nausea and vomiting: a randomized clinical trial. Oncol Nurs Forum (2007) 0.95
Predictors of quality of life in oncology outpatients with pain from bone metastasis. J Pain Symptom Manage (2005) 0.95
A clinical trial of the effectiveness of regularly scheduled versus as-needed administration of acetaminophen in the management of discomfort in older adults with dementia. J Am Geriatr Soc (2004) 0.95
Evaluations of physiologic reactivity and reflexive behaviors during noxious procedures in sedated critically ill patients. J Crit Care (2009) 0.95
Multiple symptoms in pediatric oncology patients: a systematic review. J Pediatr Oncol Nurs (2009) 0.95