Ashraf Nassef Abdelkhalek <br/><br/>
Contact lenses in children /  
 العدسات الملتصقة في الأطفال 
Ashraf Nassef Abdelkhalek ; Supervised Sayed Saif Eldein , Momtaz Ahmed Hegazy 
 - Cairo :   Ashraf Nassef Abdelkhalek ,   1997 
 - 159 P. ;   25cm 
<br/><br/>Thesis (M.Sc.) - Cairo University - Faculty of Medicine - Department of Ophthalmology