PANDA, K. .; BHOI, S. K.; SAXENA, A. . EVALUATION OF LAPAROSCOPIC CHOLECYSTECTOMY DIFFICULTY DURING THE COVID-19 PANDEMIC USING EXTERNALLY VALIDATED PREDICTION MODELS: A RETROSPECTIVE COHORT STUDY. Student’s Journal of Health Research Africa, Africa, v. 5, n. 6, p. 6, 2024. DOI: 10.51168/sjhrafrica.v5i6.1257. Disponível em: https://sjhresearchafrica.org/index.php/public-html/article/view/1257. Acesso em: 16 sep. 2024.