YESHIWAS. MD, SEWAGEGN, and DAMTE SHIMELIS,.MD. 2022. “PATTERNS OF FOREIGN BODY IN THE AERO-DIGESTIVE TRACT OF THE PEDIATIC PATIENTS IN TIKUR ANBESSA HOSPITAL”. Ethiopian Journal of Pediatrics and Child Health 6 (1). https://ejpch.net/index.php/ejpch/article/view/47.