Andriani, Dian, Wimpie Pangkahila, & I Gusti Made Aman. " The administration of supplements milk with high protein of whey increased estrogen level but did not affect testosterone level in male wistar rat (Rattus norvegicus)." IJAAM (Indonesian Journal of Anti-Aging Medicine) [Online], 3.1 (2019): 15-19. Web. 18 Oct. 2019