Effect of chronic heroin exposure on pregnant rats and their offspring.
D000818:Animals; D000831:Animals, Newborn; D005260:Female; D003932:Heroin / Q000009:adverse effects*; D008431:Maternal-Fetal Exchange; D011247:Pregnancy; D011270:Pregnancy, Animal; D051381:Rats; D011919:Rats, Inbred Strains
D003932:Heroin