title: Plasma luteinizing hormone (LH) and testosterone levels during sexual maturation in beef bull calves.
mesh_terms: D000818:Animals; D001835:Body Weight; D002417:Cattle / Q000502:physiology*; D007986:Luteinizing Hormone / Q000097:blood*; D008297:Male; D009929:Organ Size; D011863:Radioimmunoassay; D012741:Sexual Maturation; D013737:Testis / Q000254:growth & development; D013739:Testosterone / Q000097:blood*
chemical_list: D013739:Testosterone; D007986:Luteinizing Hormone