Published in Br Med J on December 13, 1980
Apparent prevention of neural tube defects by periconceptional vitamin supplementation. Arch Dis Child (1981) 3.45
Reduced risks of neural tube defects and orofacial clefts with higher diet quality. Arch Pediatr Adolesc Med (2011) 1.73
Neural tube defects and maternal folate intake among pregnancies conceived after folic acid fortification in the United States. Am J Epidemiol (2008) 1.69
Effects of oral contraceptive usage on b(12) and folate levels. Can Fam Physician (1985) 1.38
Can vitamins prevent neural tube defects? Can Med Assoc J (1983) 1.15
Five years' experience of a "prepregnancy" clinic for insulin-dependent diabetics. Br Med J (Clin Res Ed) (1982) 1.12
Measuring the benefits of screening for open neural tube defects. J Epidemiol Community Health (1982) 1.07
Periconceptional folate deficiency and implications in neural tube defects. J Pregnancy (2012) 1.04
Maternal food insecurity is associated with increased risk of certain birth defects. J Nutr (2007) 1.04
Maternal periconceptional factors affect the risk of spina bifida-affected pregnancies: an Italian case-control study. Childs Nerv Syst (2011) 0.92
Review of neural tube defects: risk factors in parental occupation and the environment. Environ Health Perspect (1994) 0.85
Towards the prevention of neural tube defects: discussion paper. J R Soc Med (1982) 0.75
Sources of delayed provision of neurosurgical care in a rural kenyan setting. Surg Neurol Int (2015) 0.75
Paediatrics--Part I. Postgrad Med J (1993) 0.75
Claimants for mobility allowance: causes of disability and the scope for prevention. J R Coll Gen Pract (1982) 0.75
Possible prevention of neural-tube defects by periconceptional vitamin supplementation. Lancet (1980) 10.23
A family study of major central nervous system malformations in South Wales. J Med Genet (1968) 4.39
Therapeutic abortions with a folic acid antagonist, 4-aminopteroylglutamic acid (4-amino P.G.A) administered by the oral route. Am J Obstet Gynecol (1952) 4.05
Vitamin dificiencies and neural tube defects. Arch Dis Child (1976) 3.87
Major central nervous system malformations in South Wales. II. Pregnancy factors, seasonal variation, and social class effects. Br J Prev Soc Med (1968) 3.50
Spina bifida and anencephalus in greater London. J Med Genet (1973) 3.08
Asian influenza during pregnancy and congenital malformations. Acta Pathol Microbiol Scand (1960) 1.66
Clues to the aetiology of neural tube malformations. Dev Med Child Neurol (1974) 1.55
Maternal smoking and congenital malformations: an epidemiological study. J Epidemiol Community Health (1978) 1.42
On neural-tube defects: an epidemiological elicitation of etiological factors. Neurology (1970) 1.33
Hormonal pregnancy tests and congenital malformation. Nature (1967) 1.26
Segmental aneuploidy and the genetic gross structure of the Drosophila genome. Genetics (1972) 22.68
Puerperal thromboembolism and suppression of lactation. Lancet (1967) 8.22
Conserved folding in retroviral proteases: crystal structure of a synthetic HIV-1 protease. Science (1989) 7.15
Diabetes incidence and prevalence in Pima Indians: a 19-fold greater incidence than in Rochester, Minnesota. Am J Epidemiol (1978) 5.22
Bronchitis in two integrated steel works. I. Ventilatory capacity, age, and physique of non-bronchitic men. Br J Prev Soc Med (1968) 4.75
Use of the oral neuraminidase inhibitor oseltamivir in experimental human influenza: randomized controlled trials for prevention and treatment. JAMA (1999) 4.71
EXPERIMENTAL HYPOSTHENURIA. J Clin Invest (1939) 4.64
A family study of major central nervous system malformations in South Wales. J Med Genet (1968) 4.39
Inventory of Complicated Grief: a scale to measure maladaptive symptoms of loss. Psychiatry Res (1995) 4.17
Double-blind randomised controlled trial of folate treatment before conception to prevent recurrence of neural-tube defects. Br Med J (Clin Res Ed) (1981) 4.12
Natural family planning in the 1990s. Lancet (1995) 3.97
Obstetric practice and outcome of pregnancy in Cardiff residents 1965-73. Br Med J (1976) 3.54
Major central nervous system malformations in South Wales. II. Pregnancy factors, seasonal variation, and social class effects. Br J Prev Soc Med (1968) 3.50
Emphysema in coal workers' pneumoconiosis. Br Med J (1970) 3.48
A formalin-inactivated whole SIV vaccine confers protection in macaques. Science (1989) 3.37
Environmental epidemiology. IV. Chronic respiratory disease in an industrial town: a nine-year follow-up study. Preliminary report. Am J Public Health Nations Health (1968) 3.33
Diabetes mellitus in American (Pima) Indians. Lancet (1971) 3.30
Use of prenatal chromosomal microarray: prospective cohort study and systematic review and meta-analysis. Ultrasound Obstet Gynecol (2013) 3.28
Major central nervous system malformations in South Wales. I. Incidence, local variations and geographical factors. Br J Prev Soc Med (1968) 3.21
Anxiety during a crisis: emotional effects of screening for neural tube defects. J Psychosom Res (1984) 3.20
The magnitude of mortality from acute respiratory infections in children under 5 years in developing countries. World Health Stat Q (1992) 3.14
The relation between baseline HIV drug resistance and response to antiretroviral therapy: re-analysis of retrospective and prospective studies using a standardized data analysis plan. Antivir Ther (2000) 3.14
Novel mutations of the MET proto-oncogene in papillary renal carcinomas. Oncogene (1999) 3.01
Partitioning of C-photosynthate, and long distance translocation of amino acids in preflowering and flowering, nodulated and nonnodulated soybeans. Plant Physiol (1979) 2.99
Postaxial acrofacial dysostosis syndrome. J Pediatr (1979) 2.93
Phase I cancer trials. A collusion of misunderstanding. Hastings Cent Rep (2000) 2.90
Phase i/ii trial of the pharmacokinetics, safety, and antiretroviral activity of tenofovir disoproxil fumarate in human immunodeficiency virus-infected adults. Antimicrob Agents Chemother (2001) 2.84
Gastric emptying in health and in gastroduodenal disease. Gastroenterology (1968) 2.75
TERC polymorphisms are associated both with susceptibility to colorectal cancer and with longer telomeres. Gut (2011) 2.75
A common polymorphism acts as an intragenic modifier of mutant p53 behaviour. Nat Genet (2000) 2.69
Trend analysis of socioeconomic differentials in deaths from injury in childhood in Scotland, 1981-95. BMJ (1999) 2.59
Evaluation of a computerized field data collection system for health surveys. Bull World Health Organ (1991) 2.51
Dextran 70 in prophylaxis of thromboembolic disease after surgery: a clinically oriented randomized double-blind trial. Br Med J (1975) 2.51
Screening for people with a family history of colorectal cancer. BMJ (1997) 2.50
Development and technical basis of simplified guidelines for emergency triage assessment and treatment in developing countries. WHO Integrated Management of Childhood Illness (IMCI) Referral Care Project. Arch Dis Child (1999) 2.49
Overexpression of the Bt cry2Aa2 operon in chloroplasts leads to formation of insecticidal crystals. Nat Biotechnol (2001) 2.46
National study of microphthalmia, anophthalmia, and coloboma (MAC) in Scotland: investigation of genetic aetiology. J Med Genet (2002) 2.39
Efficacy and safety of adefovir dipivoxil with antiretroviral therapy: a randomized controlled trial. JAMA (1999) 2.36
Effect of early surgery for spina bifida cystica on survival and quality of life. Lancet (1974) 2.35
Comparison of the effects of dexamphetamine and 1-benzylpiperazine in former addicts. Eur J Clin Pharmacol (1973) 2.31
Spina bifida cystica and family stress. Br Med J (1966) 2.30
Pulmonary disability in coal workers' pneumoconiosis. Br Med J (1972) 2.29
Increased factor IX levels in puerperium during administration of diethylstilboestrol. Br Med J (1968) 2.29
Association between mortality among women and socioeconomic factors in general practices in Edinburgh: an application of small area statistics. Br Med J (Clin Res Ed) (1987) 2.22
Outbreak of Pontiac fever due to Legionella anisa. Lancet (1990) 2.20
Potential risk factors for the transition to injecting among non-injecting heroin users: a comparison of former injectors and never injectors. Addiction (2001) 2.17
Hydroxyproline heterooligosaccharides in Chlamydomonas. Science (1972) 2.12
Alteplase versus heparin in acute pulmonary embolism: randomised trial assessing right-ventricular function and pulmonary perfusion. Lancet (1993) 2.12
Diuretic action of three sulfonylurea drugs. Ann Intern Med (1973) 2.10
Natural history of spina bifida cystica and cranium bifidum cysticum. Major central nervous system malformations in South Wales. IV. Arch Dis Child (1971) 2.09
Asymptomatic significant bacteriuria in the non-pregnant woman. I. Description of a population. Br Med J (1969) 2.03
Recognition of partial defects in antidiuretic hormone secretion. Ann Intern Med (1970) 2.02
Parental confidence in measles, mumps and rubella vaccine: evidence from vaccine coverage and attitudinal surveys. Br J Gen Pract (2002) 2.00
Tuberculosis in the autopsy material: analysis of 1500 autopsies performed between 1972 and 1991 in the Institute of Tuberculosis and Chest Diseases, Warsaw, Poland. Tuber Lung Dis (1995) 2.00
Genetic epidemiological studies of eastern Adriatic Island isolates, Croatia: objective and strategies. Coll Antropol (1999) 1.98
Use of oxytocin and incidence of neonatal jaundice. Br Med J (1975) 1.96
Imported malaria in the UK: advice given by general practitioners to British residents travelling to malaria endemic areas. J R Coll Gen Pract (1987) 1.96
Actinobacillus actinomycetemcomitans immunosuppressive protein is a member of the family of cytolethal distending toxins capable of causing a G2 arrest in human T cells. J Immunol (1999) 1.95
The chemical composition of the cell wall of Chlamydomonas gymnogama and the concept of a plant cell wall protein. J Cell Biol (1974) 1.95
Epidemiologic studies of diabetes in the Pima Indians. Recent Prog Horm Res (1976) 1.95
GPs' views on their role in cancer genetics services and current practice. Fam Pract (1999) 1.94
THE RELATION OF SPECIFIC GRAVITY TO COMPOSITION AND TOTAL SOLIDS IN NORMAL HUMAN URINE. J Clin Invest (1940) 1.92
Inbreeding and risk of late onset complex disease. J Med Genet (2003) 1.92
Accuracy of reporting of family history of colorectal cancer. Gut (2004) 1.92
Are household firearms stored safely? It depends on whom you ask. Pediatrics (2000) 1.91
Atlas vertebra realignment and achievement of arterial pressure goal in hypertensive patients: a pilot study. J Hum Hypertens (2007) 1.91
Potential interventions for the prevention of childhood pneumonia in developing countries: a systematic review. Bull World Health Organ (1995) 1.88
Screening for neural-tube defects and maternal anxiety. Br J Obstet Gynaecol (1982) 1.86
A phase II study of vinflunine in bladder cancer patients progressing after first-line platinum-containing regimen. Br J Cancer (2006) 1.85
Drug-induced dilutional hyponatremia. N Engl J Med (1974) 1.85
Asymptomatic significant bacteriuria in the non-pregnant woman. II. Response to treatment and follow-up. Br Med J (1969) 1.82
The pattern of anaesthesia in a general hospital. Br J Anaesth (1967) 1.82
Evaluation of a mobile phone-based, advanced symptom management system (ASyMS) in the management of chemotherapy-related toxicity. Support Care Cancer (2008) 1.78
A practical guide for the diagnosis and treatment of acute sinusitis. CMAJ (1997) 1.78
Gun use in the United States: results from two national surveys. Inj Prev (2000) 1.75
Clinical outcomes, safety, and pharmacokinetics of OPT-80 in a phase 2 trial with patients with Clostridium difficile infection. Antimicrob Agents Chemother (2008) 1.71
Diabetes in the Pima Indians. Evidence of bimodality in glucose tolerance distributions. Diabetes (1971) 1.71
Resting pulse rate in marathon runners. Br Med J (Clin Res Ed) (1982) 1.71
Employer-sponsored health insurance in 1991. Health Aff (Millwood) (1992) 1.69
Estimating human inbreeding coefficients: comparison of genealogical and marker heterozygosity approaches. Ann Hum Genet (2006) 1.68
Etiology of acute lower respiratory tract infections in Gambian children: I. Acute lower respiratory tract infections in infants presenting at the hospital. Pediatr Infect Dis J (1991) 1.66
Congenital absence of islets of Langerhans. Arch Dis Child (1977) 1.65
The US gun stock: results from the 2004 national firearms survey. Inj Prev (2007) 1.63
COGENT (COlorectal cancer GENeTics): an international consortium to study the role of polymorphic variation on the risk of colorectal cancer. Br J Cancer (2009) 1.62
Indoor air pollution exposure and lower respiratory infections in young Gambian children. Int J Epidemiol (1991) 1.62
Fasting and two-hour post-load glucose levels for the diagnosis of diabetes. The relationship between glucose levels and complications of diabetes in the Pima Indians. Diabetologia (1979) 1.62
Bronchitis in two integrated steel works. 3. Respiratory symptoms and ventilatory capacity related to atmospheric pollution. Br J Ind Med (1970) 1.60
The epidemiology of rhegmatogenous retinal detachment: geographical variation and clinical associations. Br J Ophthalmol (2009) 1.60
Molecular modeling of the HIV-1 protease and its substrate binding site. Science (1989) 1.60
HIV-1 vaccine development: constrained peptide immunogens show improved binding to the anti-HIV-1 gp41 MAb. Biochemistry (2003) 1.59
Hand injuries: incidence and epidemiology in an emergency service. JACEP (1978) 1.59
Amelotin--a Novel Secreted, Ameloblast-specific Protein. J Dent Res (2005) 1.59
Potential interventions for the prevention of childhood pneumonia in developing countries: improving nutrition. Am J Clin Nutr (1999) 1.57
The future of breast and ovarian cancer clinics. BMJ (1995) 1.57
Etiology of acute lower respiratory tract infections in Gambian children: II. Acute lower respiratory tract infection in children ages one to nine years presenting at the hospital. Pediatr Infect Dis J (1991) 1.57
Papanicolaou smear history and diagnosis of invasive cervical carcinoma among members of a large prepaid health plan. Cancer (2000) 1.57
Occult polymicrobial endocarditis with Haemophilus parainfluenzae in intravenous drug abusers. Am J Med (1989) 1.57