Maternal folic acid supplementation and the risk of congenital heart defects in offspring: a meta-analysis of epidemiological observational studies.

Risk factors of different congenital heart defects in Guangdong, China. Pediatr Res (2015) 0.78

Neighborhood Deprivation and Risk of Congenital Heart Defects, Neural Tube Defects and Orofacial Clefts: A Systematic Review and Meta-Analysis. PLoS One (2016) 0.77

Arsenic is associated with reduced effect of folic acid in myelomeningocele prevention: a case control study in Bangladesh. Environ Health (2015) 0.76

Mild decrease in TBX20 promoter activity is a potentially protective factor against congenital heart defects in the Han Chinese population. Sci Rep (2016) 0.76

The genetics of folate metabolism and maternal risk of birth of a child with Down syndrome and associated congenital heart defects. Front Genet (2015) 0.75

Risk of major congenital malformations in relation to maternal overweight and obesity severity: cohort study of 1.2 million singletons. BMJ (2017) 0.75

Analyses of trends in prevalence of congenital heart defects and folic acid supplementation. J Thorac Dis (2017) 0.75

A missense mutation in TCN2 is associated with decreased risk for congenital heart defects and may increase cellular uptake of vitamin B12 via Megalin. Oncotarget (2017) 0.75

Maternal exposure to nitrogen dioxide, intake of methyl nutrients and congenital heart defects in offspring. Am J Epidemiol (2017) 0.75

A Genetic Variant in FIGN Gene Reduces the Risk of Congenital Heart Disease in Han Chinese Populations. Pediatr Cardiol (2017) 0.75

Heart Disease and Pregnancy. Cardiol Ther (2017) 0.75

Measuring inconsistency in meta-analyses. BMJ (2003) 128.20

Bias in meta-analysis detected by a simple, graphical test. BMJ (1997) 122.24

Meta-analysis of observational studies in epidemiology: a proposal for reporting. Meta-analysis Of Observational Studies in Epidemiology (MOOSE) group. JAMA (2000) 55.37

Operating characteristics of a rank correlation test for publication bias. Biometrics (1994) 47.97

On estimating the relation between blood group and disease. Ann Hum Genet (1955) 26.39

Folic acid antagonists during pregnancy and the risk of birth defects. N Engl J Med (2000) 5.37

Relation between folate status, a common mutation in methylenetetrahydrofolate reductase, and plasma homocysteine concentrations. Circulation (1996) 4.62

Genetic basis for congenital heart defects: current knowledge: a scientific statement from the American Heart Association Congenital Cardiac Defects Committee, Council on Cardiovascular Disease in the Young: endorsed by the American Academy of Pediatrics. Circulation (2007) 4.34

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

Noninherited risk factors and congenital cardiovascular defects: current knowledge: a scientific statement from the American Heart Association Council on Cardiovascular Disease in the Young: endorsed by the American Academy of Pediatrics. Circulation (2007) 3.90

Prevention of neural-tube defects. Lancet (1997) 3.11

Mortality associated with congenital heart defects in the United States: trends and racial disparities, 1979-1997. Circulation (2001) 2.92

Occurrence of congenital heart defects in relation to maternal mulitivitamin use. Am J Epidemiol (2000) 2.05

Environmental causes of human congenital malformations: the pediatrician's role in dealing with these complex clinical problems caused by a multiplicity of environmental and genetic factors. Pediatrics (2004) 1.99

Multivitamin supplementation and risk of birth defects. Am J Epidemiol (1999) 1.91

Maternal MTHFR 677C>T is a risk factor for congenital heart defects: effect modification by periconceptional folate supplementation. Eur Heart J (2006) 1.84

Maternal periconceptional use of multivitamins and reduced risk for conotruncal heart defects and limb deficiencies among offspring. Am J Med Genet (1995) 1.67

Maternal smoking and congenital heart defects. Pediatrics (2008) 1.49

Hungarian cohort-controlled trial of periconceptional multivitamin supplementation shows a reduction in certain congenital abnormalities. Birth Defects Res A Clin Mol Teratol (2004) 1.47

Congenital heart defects and abnormal maternal biomarkers of methionine and homocysteine metabolism. Am J Clin Nutr (2005) 1.33

Teratology Society Consensus Statement on use of folic acid to reduce the risk of birth defects. Teratology (1997) 1.19

Body mass index and serum folate in childbearing age women. Eur J Epidemiol (2004) 1.18

Periconceptional folic acid containing multivitamin supplementation. Eur J Obstet Gynecol Reprod Biol (1998) 1.16

Preconceptional folate intake and malformations of the cardiac outflow tract. Baltimore-Washington Infant Study Group. Epidemiology (1998) 1.15

Congenital heart defects and maternal derangement of homocysteine metabolism. J Pediatr (1999) 1.14

Possible prevention of neural-tube defects by periconceptional vitamin supplementation. Lancet (1980) 1.12

Do multivitamin supplements attenuate the risk for diabetes-associated birth defects? Pediatrics (2003) 1.09

Greater maternal weight and the ongoing risk of neural tube defects after folic acid flour fortification. Obstet Gynecol (2005) 1.05

Protective effect of periconceptional folic acid supplements on the risk of congenital heart defects: a registry-based case-control study in the northern Netherlands. Eur Heart J (2009) 1.03

Maternal lifestyle factors and risk for ventricular septal defects. Birth Defects Res A Clin Mol Teratol (2004) 0.96

Folic acid and homocysteine affect neural crest and neuroepithelial cell outgrowth and differentiation in vitro. Dev Dyn (2003) 0.95

Developmental consequences of abnormal folate transport during murine heart morphogenesis. Birth Defects Res A Clin Mol Teratol (2004) 0.91

Congenital heart defects and maternal genetic, metabolic, and lifestyle factors. Birth Defects Res A Clin Mol Teratol (2011) 0.90

Lack of maternal folic acid supplementation is associated with heart defects in Down syndrome: a report from the National Down Syndrome Project. Birth Defects Res A Clin Mol Teratol (2011) 0.87

General maternal medication use, folic acid, the MDR1 C3435T polymorphism, and the risk of a child with a congenital heart defect. Am J Obstet Gynecol (2010) 0.87

Isolated atrioventricular canal defects: birth outcomes and risk factors: a population-based Hungarian case-control study, 1980-1996. Birth Defects Res A Clin Mol Teratol (2013) 0.83

Homocysteine inhibits cardiac neural crest cell formation and morphogenesis in vivo. Dev Dyn (2004) 0.81

Risk factors in the origin of congenital left-ventricular outflow-tract obstruction defects of the heart: a population-based case-control study. Pediatr Cardiol (2013) 0.80

The association between periconceptional folic acid supplementation and congenital heart defects: a case-control study in China. Prev Med (2013) 0.80

Food labeling: health claims and labeling statements; dietary fiber and cancer; antioxidant vitamins and cancer; omega-3 fatty acids and coronary heart disease; folate and neural tube defects; revocation. Food and Drug Administration, HHS. Final rule. Fed Regist (2000) 0.78

Association of maternal diseases during pregnancy with the risk of single ventricular septal defects in the offspring--a population-based case-control study. J Matern Fetal Neonatal Med (2013) 0.77

Risk and protective factors in the origin of conotruncal defects of heart--a population-based case-control study. Am J Med Genet A (2013) 0.76

Maternal parity and the risk of congenital heart defects in offspring: a dose-response meta-analysis of epidemiological observational studies. PLoS One (2014) 0.80