PHAM , Thuy Duyen; TRAN , Huynh Trung; PHAN, Thuy Ngan; LE , Nguyen Lam. EVALUATION OF TREATMENT RESULTS BY THE MODIFIED WIDMAN FLAP SURGERY ON CHRONIC PERIODONTITIS AT CAN THO UNIVERSITY OF MEDICINE AND PHARMACY HOSPITAL, 2018-2020. Cantho Journal of Medicine and Pharmacy, [S. l.], n. 32, p. 193–200, 2026. Disponível em: https://tapchi.ctump.edu.vn/index.php/ctump/article/view/1174. Acesso em: 12 aug. 2026.