title: Effect of repeated sampling on concentrations of testosterone, LH and prolactin in blood of yearling Angus bulls.
mesh_terms: D000818:Animals; D001800:Blood Specimen Collection; D002417:Cattle / Q000502:physiology*; D007986:Luteinizing Hormone / Q000097:blood*; D008297:Male; D011388:Prolactin / Q000097:blood*; D013045:Species Specificity; D013739:Testosterone / Q000097:blood*
chemical_list: D013739:Testosterone; D011388:Prolactin; D007986:Luteinizing Hormone