Seifu T. CLINICAL PATTERNS OF CHILDREN WITH RHEUMATOLOGICAL DISEASES IN TIKUR ANBESSA SPECIALIZED HOSPITAL, ADDIS ABABA, ETHIOPIA: A RETROSPECTIVE OBSERVATIONAL STUDY. Ethiop J Pediatr Child Health [Internet]. 2021 Dec. 23 [cited 2024 Apr. 19];16(2). Available from: https://ejpch.net/index.php/ejpch/article/view/116