Abdel Aziz M.T., Fouad H.H., Mohsen G.A., Mansour M. and Abdel Ghaffar S.
Eastern Mediterranean Health Journal 7 ( 4 ): 679 - 688 , 2001
Ezz El Din Z.M., Abdel Ghaffar S., El Gabry E.K., Fahmi W.A. and Bedair R.F.
Eastern Mediterranean Health Journal 10 ( 6 ): 815 - 821 , 2004
El Mougi F.A., Abdel Ghaffar S., Fayek N.A.F. and Mohammed M.S.
Eastern Mediterranean Health Journal 10 ( 6 ): 863 - 870 , 2004
Salah N., Abdel Hamid F., Abdel Ghaffar S. and El Sayem M.
Eastern Mediterranean Health Journal 11 ( 5 ): 959 - 967 , 2005
Ghaly I., Hussein F.H., Abdel Ghaffar S., Anwar G. and Seirvogel R.M.
Eastern Mediterranean Health Journal 14 ( 6 ): 1391 - 1399 , 2008