Evaluating estrus synchronization and early pregnancy detection in Ossimi sheep: The influence of fluorogestone acetate treatment duration and dosage oleh Maha S. Salama, Mohey A. Ashour, Ehab S. Taher, Ismail El-kon, Samy Sayed, Lamya Ahmed Alkeridis, Batrina Stefan, Imbrea Ana-Maria, Laila A. Al-Shuraym, Mustafa Shukry