Author = ZEINAB R. ATTYA, M.D.**; MOHAMED M. ABOELMAGD, M.Sc.***, SHADIA M. ELSALLAB, M.D.*; ALI A. SOBH, M.D.*; RAIDA S. YAHYA, M.D.**;
Vitamin D Status in Egypt and its Seasonal Variation During Infancy and Preschool Children

Volume 91, Issue 03, March 2023, Pages 317-323

SHADIA M. ELSALLAB, M.D.*; ALI A. SOBH, M.D.*; RAIDA S. YAHYA, M.D.**; ZEINAB R. ATTYA, M.D.**; MOHAMED M. ABOELMAGD, M.Sc.***