TY - GEN AU - Ashraf Ahmed Nosseir AU - Ahmed Mohamed Emarah , AU - Emad Abd El alsawaby , TI - Recent trends in the correction of corneal irregular astigmatism / PY - 2002/// CY - Cairo : PB - Ashraf Ahmed Nosseir , KW - Etiological considerations KW - Optical considerations N1 - Thesis (M.Sc.) - Cairo University - Faculty Of Medicine - Department Of Ophthalmology; Issued also as CD UR - http://172.23.153.220/th.pdf ER -