title: Critical periods for diphenylhydantoin and phenobarbital administration during gestation.
mesh_terms: D000818:Animals; D001362:Avoidance Learning / Q000187:drug effects; D003423:Critical Period, Psychological; D005260:Female; D005865:Gestational Age; D010634:Phenobarbital / Q000009:adverse effects*; D010672:Phenytoin / Q000009:adverse effects*; D011247:Pregnancy; D051381:Rats
chemical_list: D010672:Phenytoin; D010634:Phenobarbital