Tsonkova E, Sabev N. STRUCTURE OF MORBIDITY OF COVID 19 AMONG PEDIATRIC PATIENTS IN PEDIATRIC DEPARTMENT IN UNIVERSITY MULTIPROFILE HOSPITAL ACTIVE TREATMENT “ KANEFF” JSC, RUSE, BULGARIA. kij [Internet]. 2023 Mar. 31 [cited 2024 Jul. 16];57(4):585-9. Available from: https://ikm.mk/ojs/index.php/kij/article/view/6034