1- Professor Maowia M. Mukhtar, Institute of Endemic Diseases, University of
Khartoum. P.O. Box 11463, Khartoum, Sudan; Tel; +249912234268 E-mail;
mmukhtar@tropmedicine.org
2- Dr.Sumaia Mohamed Ahmed ABUKASHAWA, Assistant Professor ,Department of
Zoology, Faculty of Science, University of Khartoum. P.O.Box 1366, Postal Code
11111, Khartoum, SUDAN ,Mobile: +249-0912394045, Fax: +249- 83-472869.