Khattab، H. M. H.، و Elmeya H. Safer . (1983). Study on toxoplasmosis and schistosomiasis in some ophthalmic diseases (رسالة دكتوراه غير منشورة). Ain Shams University/ Faculty of Medicine/ Department of Medical Science Parasitology ،
MLA اقتباسKhattab، Hala Mahmoud Helmy ، و Elmeya H. Safer . "Study On Toxoplasmosis and Schistosomiasis in Some Ophthalmic Diseases " رسالة دكتوراه. Ain Shams University/ Faculty of Medicine/ Department of Medical Science Parasitology ، 1983.