Misconceptions about preconceptional care.
D005260:Female; D006197:Hair / Q000032:analysis*; D006801:Humans; D008903:Minerals / Q000008:administration & dosage*; D011247:Pregnancy; D011295:Prenatal Care; D014815:Vitamins / Q000008:administration & dosage*; D015032:Zinc / Q000172:deficiency*
D008903:Minerals; D014815:Vitamins; D015032:Zinc