Thamer Kareem ALjanabi, Nihad Mohammed Nafel, Salah Mahdi Gatea, Salam Merza Suhail Altaie, Sura Safi Khafaji,. “Effect of in Ovo Injection of Vitamins E and D3 on Hatchability and Embryos Development of Poultry”. Revista Electronica de Veterinaria (August 31, 2022): 550 - 560. Accessed March 29, 2024. https://veterinaria.org/index.php/REDVET/article/view/263.