Taheri H, Rahmani H, Pourreza J. Humoral Immunity of Broilers is Affected by Oil Extracted Propolis (OEP) in the Diet. Int. J. Poult. Sci. [Internet]. 2005 May 15 [cited 2026 Oct. 31];4(6):414–417. Available from: https://ijpsjournal.org/ijps/article/view/337