title: Critical periods of prenatal toxicity.
mesh_terms: D000013:Congenital Abnormalities / Q000209:etiology*; D004622:Embryo, Mammalian; D005260:Female; D005315:Fetal Diseases / Q000209:etiology*; D005333:Fetus; D005865:Gestational Age; D006801:Humans; D008297:Male; D009747:Nutritional Physiological Phenomena; D011247:Pregnancy; D013091:Spermatogenesis