Department of Parasitology and Animal Diseases, National Research Centre, 33 Bohouth Street, Dokki, P.O. Box 12622, Giza, Egypt;
Department of Zoology, Faculty of Science, Ain Shams University, Abbassia, P.O. Box 11566, Cairo, Egypt;
Department of Parasitology and Animal Diseases, National Research Centre, 33 Bohouth Street, Dokki, P.O. Box 12622, Giza, Egypt;
Department of Parasitology and Animal Diseases, National Research Centre, 33 Bohouth Street, Dokki, P.O. Box 12622, Giza, Egypt;
Department of Parasitology and Animal Diseases, National Research Centre, 33 Bohouth Street, Dokki, P.O. Box 12622, Giza, Egypt;
Department of Reproduction and Artificial Insemination, National Research Centre, 33 Bohouth Street, Dokki, P.O. Box 12622, Giza, Egypt;
Department of Parasitology and Animal Diseases, National Research Centre, 33 Bohouth Street, Dokki, P.O. Box 12622, Giza, Egypt;