Nguyen, Sinh Hien, Minh Ngoc Nguyen, and Vu Dang Minh Pham. 2025. “Endoscopic Mitral Valve Replacement Surgery in Patients With Previous Closed Mitral Commissurotomy: A Case Series Report”. The Vietnam Journal of Cardiovascular and Thoracic Surgery 52 (August):197 - 206. https://doi.org/10.47972/vjcts.v52i.1511.