ALHAJAMI F, AL-shahethi A. CAUSES AND INCIDENCES OF LAPAROSCOPIC CONVERSION OF CHOLECYSTECTOMY IN AL-THAWRA MODERN GENERAL HOSPITAL SANA’A, YEMEN 2022-2023. 21UMAS Institutional Repository [Internet]. 2023 Dec. 28 [cited 2026 Sep. 15];4(1):1-53. Available from: https://ojs.21umas.edu.ye/irss/article/view/325