KAMEL, S. A.; JAMEEL, Y. J. Effect of threonine and zinc alone or in combination on growth performance of broiler chickens. International journal of health sciences, [S. l.], v. 6, n. S3, p. 11642–11652, 2022. DOI: 10.53730/ijhs.v6nS3.8775. Disponível em: https://sciencescholar.us/journal/index.php/ijhs/article/view/8775. Acesso em: 19 may. 2026.