The Use Of Ultrasonography To Detect The Response Of Local Awassi Ewes To Synchronization Of Estrous And Superovulation To Different Intravaginal Progestagen sponge And eCG: K. A. Hussein , S.N. Omran ,H.M. AL-Rawi. Iraqi J. Vet. Med. 2007;31(1):41-49. doi:10.30539/iraqijvm.v31i1.802