REDDY, I.J.; KIRAN, G. Ravi; MONDAL, S.K.; ANANDAN, S. Prolactin, Luteinizing Hormone and Steroid Hormone Concentration in Punjab Brown (PB3) Birds Immunized Against Vasoactive Intestinal Peptide During the Early Stages of Egg Production. International Journal of Poultry Science, Pakistan, v. 6, n. 9, p. 637–641, 2007. DOI: 10.3923/ijps.2007.637.641. Disponível em: https://ijpsjournal.org/index.php/ijps/article/view/826. Acesso em: 22 sep. 2025.