Published in Acta Paediatr on February 01, 2007
The impact of birth mode of delivery on childhood asthma and allergic diseases--a sibling study. Clin Exp Allergy (2012) 1.14
Delivery by Cesarean section and early childhood respiratory symptoms and disorders: the Norwegian mother and child cohort study. Am J Epidemiol (2011) 1.08
Asthma and atopy in children born by caesarean section: effect modification by family history of allergies - a population based cross-sectional study. BMC Pediatr (2012) 0.95
Neonatal morbidity and mortality after elective cesarean delivery. Clin Perinatol (2008) 0.88
A population-based study of measles, mumps, and rubella vaccination and autism. N Engl J Med (2002) 7.14
Selective serotonin reuptake inhibitors in pregnancy and congenital malformations: population based cohort study. BMJ (2009) 6.83
Prenatal and postnatal exposure to cell phone use and behavioral problems in children. Epidemiology (2008) 3.61
Maternal lifestyle factors in pregnancy risk of attention deficit hyperactivity disorder and associated behaviors: review of the current evidence. Am J Psychiatry (2003) 3.44
Trends in sperm counts: the saga continues. Epidemiology (2011) 3.23
Perfluorinated chemicals and fetal growth: a study within the Danish National Birth Cohort. Environ Health Perspect (2007) 3.03
Mortality in parents after death of a child in Denmark: a nationwide follow-up study. Lancet (2003) 2.94
Neonatal jaundice, autism, and other disorders of psychological development. Pediatrics (2010) 2.90
Notification of occupational disease and the risk of work disability: a two-year follow-up study. Scand J Work Environ Health (2012) 2.59
Long-term risk of epilepsy after traumatic brain injury in children and young adults: a population-based cohort study. Lancet (2009) 2.46
Death in children with febrile seizures: a population-based cohort study. Lancet (2008) 2.38
Inhaled glucocorticoids during pregnancy and offspring pediatric diseases: a national cohort study. Am J Respir Crit Care Med (2011) 2.27
Health research policy in the European Union. BMJ (2005) 2.27
Moderate alcohol intake during pregnancy and risk of fetal death. Int J Epidemiol (2012) 2.02
Maternal bereavement during pregnancy and the risk of stillbirth: a nationwide cohort study in Sweden. Am J Epidemiol (2013) 1.99
Birth defects after early pregnancy use of antithyroid drugs: a Danish nationwide study. J Clin Endocrinol Metab (2013) 1.92
MMR vaccination and febrile seizures: evaluation of susceptible subgroups and long-term prognosis. JAMA (2004) 1.90
Socioeconomic gradient in use of statins among Danish patients: population-based cross-sectional study. Br J Clin Pharmacol (2005) 1.89
Predictive value and completeness of the registration of congenital abnormalities in three Danish population-based registries. Scand J Public Health (2003) 1.82
Cancer risk in persons with oral cleft--a population-based study of 8,093 cases. Am J Epidemiol (2005) 1.82
Hospitalization for mental illness among parents after the death of a child. N Engl J Med (2005) 1.77
Cryptorchidism according to maternal gestational smoking. Epidemiology (2007) 1.77
Estimating bias from loss to follow-up in the Danish National Birth Cohort. Epidemiology (2011) 1.68
Stress during pregnancy and offspring pediatric disease: A National Cohort Study. Environ Health Perspect (2011) 1.65
Infertility, infertility treatment, and congenital malformations: Danish national birth cohort. BMJ (2006) 1.63
The Danish National Hospital Register is a valuable study base for epidemiologic research in febrile seizures. J Clin Epidemiol (2005) 1.63
Physical exercise during pregnancy and the risk of preterm birth: a study within the Danish National Birth Cohort. Am J Epidemiol (2008) 1.60
The Strengths and Difficulties Questionnaire in the Nordic countries. Eur Child Adolesc Psychiatry (2004) 1.60
Maternal levels of perfluorinated chemicals and subfecundity. Hum Reprod (2009) 1.56
Alcohol consumption during pregnancy and the risk of preterm delivery. Am J Epidemiol (2004) 1.53
Ambient air pollution and autism in Los Angeles county, California. Environ Health Perspect (2012) 1.49
Are serum levels of vitamin D associated with semen quality? Results from a cross-sectional study in young healthy men. Fertil Steril (2010) 1.48
Fever in pregnancy and risk of fetal death: a cohort study. Lancet (2002) 1.47
Medical abortion and the risk of subsequent adverse pregnancy outcomes. N Engl J Med (2007) 1.45
Pregnancy-related pelvic pain is more frequent in women with increased body mass index. Acta Obstet Gynecol Scand (2011) 1.45
Subfecundity as a correlate of preeclampsia: a study within the Danish National Birth Cohort. Am J Epidemiol (2003) 1.45
Congenital malformations related to maternal exposure to specific agents in biomedical research laboratories. J Occup Environ Med (2005) 1.44
Effect of correctly using alcohol-based hand rub in a clinical setting. Infect Control Hosp Epidemiol (2008) 1.43
Periconceptional smoking and the male to female ratio in the offspring--re-assessment of a recently proposed hypothesis. Int J Epidemiol (2003) 1.43
Obstetric outcome in Danish children with a validated diagnosis of kernicterus. Acta Obstet Gynecol Scand (2009) 1.42
Cancer incidence in parents who lost a child: a nationwide study in Denmark. Cancer (2002) 1.40
[Health examinations in connection with night work]. Ugeskr Laeger (2007) 1.40
[Occupational health physicians prevent diseases]. Ugeskr Laeger (2011) 1.40
Parental infertility and semen quality in male offspring: a follow-up study. Am J Epidemiol (2007) 1.39
Maternal folic acid supplement intake and semen quality in Danish sons: a follow-up study. Fertil Steril (2011) 1.39
[Mendelian randomization. Danish Society of Epidemiology]. Ugeskr Laeger (2005) 1.39
[Should the sensible drinking limits for adults be changed?]. Ugeskr Laeger (2005) 1.39
The risk of cryptorchidism among sons of women working in horticulture in Denmark: a cohort study. Environ Health (2011) 1.39
Does smoking during pregnancy affect sons' sperm counts? Epidemiology (2003) 1.39
Myocardial infarction in parents who lost a child: a nationwide prospective cohort study in Denmark. Circulation (2002) 1.38
Prenatal factors and use of anti-asthma medications in early childhood: a population-based Danish birth cohort study. Eur J Epidemiol (2003) 1.37
Validation of epilepsy diagnoses in the Danish National Hospital Register. Epilepsy Res (2007) 1.35
Fertility in four regions spanning large contrasts in serum levels of widespread persistent organochlorines: a cross-sectional study. Environ Health (2005) 1.34
Fetal growth indicators and perfluorinated chemicals: a study in the Danish National Birth Cohort. Am J Epidemiol (2008) 1.33
Is overweight a risk factor for reduced semen quality and altered serum sex hormone profile? Fertil Steril (2008) 1.31
Commentary: Epidemiologists have debated representativeness for more than 40 years--has the time come to move on? Int J Epidemiol (2013) 1.31
Maternal use of acetaminophen, ibuprofen, and acetylsalicylic acid during pregnancy and risk of cryptorchidism. Epidemiology (2010) 1.29
Long-term survival and cause-specific mortality in patients with cirrhosis of the liver: a nationwide cohort study in Denmark. J Clin Epidemiol (2003) 1.29
Severe obesity in young women and reproductive health: the Danish National Birth Cohort. PLoS One (2009) 1.28
Effect of reducing caffeine intake on birth weight and length of gestation: randomised controlled trial. BMJ (2007) 1.27
Attention-deficit/hyperactivity disorder in the offspring following prenatal maternal bereavement: a nationwide follow-up study in Denmark. Eur Child Adolesc Psychiatry (2010) 1.26
Incidence and prevalence of epilepsy in Denmark. Epilepsy Res (2007) 1.26
Cohort profile: the International Childhood Cancer Cohort Consortium (I4C). Int J Epidemiol (2007) 1.24
Health of children born to mothers who had preeclampsia: a population-based cohort study. Am J Obstet Gynecol (2009) 1.24
Prognosis of patients with a diagnosis of fatty liver--a registry-based cohort study. Hepatogastroenterology (2003) 1.24
Coffee and fetal death: a cohort study with prospective data. Am J Epidemiol (2005) 1.23
Prenatal stress exposure related to maternal bereavement and risk of childhood overweight. PLoS One (2010) 1.22
Pre-natal exposure to paracetamol and risk of wheezing and asthma in children: a birth cohort study. Int J Epidemiol (2008) 1.22
Is prenatal exposure to tobacco smoking a cause of poor semen quality? A follow-up study. Am J Epidemiol (2007) 1.21
Is maternal smoking during pregnancy a risk factor for hyperkinetic disorder?--Findings from a sibling design. Int J Epidemiol (2010) 1.21
Cancer risk in persons receiving prescriptions for paracetamol: a Danish cohort study. Int J Cancer (2002) 1.18
Milk consumption during pregnancy is associated with increased infant size at birth: prospective cohort study. Am J Clin Nutr (2007) 1.17
Prenatal exposure to perfluorooctanoate (PFOA) and perfluorooctanesulfonate (PFOS) and maternally reported developmental milestones in infancy. Environ Health Perspect (2008) 1.17
Does weight loss improve semen quality and reproductive hormones? Results from a cohort of severely obese men. Reprod Health (2011) 1.17
Shift work, job stress, and late fetal loss: The National Birth Cohort in Denmark. J Occup Environ Med (2004) 1.16
Invited commentary: the art of making questionnaires better. Am J Epidemiol (2006) 1.14
Birth weight and risk of early-onset breast cancer (Denmark). Cancer Causes Control (2003) 1.13
Fertility and markers of male reproductive function in Inuit and European populations spanning large contrasts in blood levels of persistent organochlorines. Environ Health Perspect (2008) 1.13
Male reproductive disorders in humans and prenatal indicators of estrogen exposure. A review of published epidemiological studies. Reprod Toxicol (2005) 1.13
Validity issues relating to time-to-pregnancy studies of fertility. Epidemiology (2006) 1.11
Risk of lung cancer according to mild steel and stainless steel welding. Scand J Work Environ Health (2007) 1.11
Has directly observed treatment improved outcomes for patients with tuberculosis in southern Thailand? Trop Med Int Health (2002) 1.10
Fetal exposure to antidepressants and normal milestone development at 6 and 19 months of age. Pediatrics (2010) 1.10
Risk of cancer in patients hospitalized with fatty liver: a Danish cohort study. J Clin Gastroenterol (2003) 1.10
Associations between socio-economic factors and the use of prescription medication during pregnancy: a population-based study among 19,874 Danish women. Eur J Clin Pharmacol (2006) 1.09
Gestational age, birth weight, intrauterine growth, and the risk of epilepsy. Am J Epidemiol (2007) 1.08
Quality of life and depression in a population of occupational hand eczema patients. Contact Dermatitis (2006) 1.08
Smoking during pregnancy and hyperactivity-inattention in the offspring--comparing results from three Nordic cohorts. Int J Epidemiol (2008) 1.07