Salwa Kamal Hanafy,

Audiologic and visual manifestations in downs syndrome as a contributing factors for mental retardation / التاثير السمعى والبصرى فى حالة الاطفال المغوليين كعوامل مسببة للتخلف العقلى By Salwa Kamal Hanafy; Supervised Prof.Dr. Soad Eshaac, Dr. Sawsan Abdel-Hady, Dr. M. Tarek Ghannoum - 156 Leaves : illustrations ; 30 cm. +

Thesis (M.Sc.) -Cairo University,

Bibliography: pages 125 :156

manifestations in downs syndrome mental retardation