title: Comparison of zeranol and oestradiol 17 beta for growth promotion in steers.
mesh_terms: D000818:Animals; D001835:Body Weight / Q000187:drug effects*; D002417:Cattle / Q000254:growth & development*; D004343:Drug Implants; D004958:Estradiol / Q000494:pharmacology*; D008297:Male; D012118:Resorcinols / Q000494:pharmacology*; D015029:Zeranol / Q000494:pharmacology*
chemical_list: D004343:Drug Implants; D012118:Resorcinols; D004958:Estradiol; D015029:Zeranol