Effects of estradiol benzoate and trenbolone acetate, alone or in combination at dose levels present in Synovex Choice, on performance by feedlot heifers. - Cleale RM; Amodie D; Bechtol DT; Drouillard JS; Edmonds JD; Edmonds M; Hunsaker BD; Kraft LA; Lawrence TE; Rulli RD; Waite AR (Journal of animal science, 2013)