Periconception folic acid supplementation. Knowledge and practice of Canadian family physicians.
Koren
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D005194:Family Practice / Q000193:education; D005260:Female; D005492:Folic Acid / Q000627:therapeutic use*; D007722:Health Knowledge, Attitudes, Practice; D006801:Humans; D008297:Male; D009864:Ontario; D016742:Preconception Care; D016135:Spinal Dysraphism / Q000517:prevention & control*; D011795:Surveys and Questionnaires
D005492:Folic Acid