ABU EL-HAMD, M. A., KADOOM, A. K., M FOUAD, W. F., & HASSOUNA, S. H. (2022). RELATIONSHIP BETWEEN SERUM PROGESTERONE AND ESTRADIOL-17β AND EMBRYONIC LOSS IN FRISIAN COWS UNDER EGYPTIAN CONDITION. The Indian Journal of Animal Reproduction, 40(1), 12-15. https://journals.acspublisher.com/index.php/ijar/article/view/3763