title: Effects of implanting prepuberal dairy heifers with anabolic steroids on hormonal status, puberty and parturition.
mesh_terms: D045930:Anabolic Agents / Q000494:pharmacology*; D000818:Animals; D002417:Cattle / Q000502:physiology*; D004343:Drug Implants; D004958:Estradiol / Q000494:pharmacology; D004971:Estrus / Q000187:drug effects; D005260:Female; D005298:Fertility / Q000187:drug effects; D011247:Pregnancy; D011270:Pregnancy, Animal / Q000187:drug effects*; D011374:Progesterone / Q000097:blood; D012741:Sexual Maturation / Q000187:drug effects*; D014204:Trenbolone Acetate / Q000494:pharmacology
chemical_list: D045930:Anabolic Agents; D004343:Drug Implants; D011374:Progesterone; D004958:Estradiol; D014204:Trenbolone Acetate