12. ASSESSMENT CHANGES OF DISEASE MODEL IN THE POSTPANDEMIC COVID AND SOME RELATED FACTORS AT REQUEST-BASED POLY CLINIC DEPARTMENT – NATIONAL LUNG HOSPITAL. YHCĐ [Internet]. 2022 Dec. 27 [cited 2026 Sept. 28];64(1). Available from: https://tapchiyhcd.vn/index.php/yhcd/article/view/577