Valproic acid and congenital malformations.
D000927:Anticonvulsants / Q000009:adverse effects; D006801:Humans; D016136:Spina Bifida Occulta / Q000139:chemically induced*; D014635:Valproic Acid / Q000009:adverse effects*
D000927:Anticonvulsants; D014635:Valproic Acid