VERMA, D.; RATAN; CHAND, N. STUDY OF PREOPERATIVE CLINICAL AND INVESTIGATIVE FACTORS PREDICTING DIFFICULT LAPAROSCOPIC CHOLECYSTECTOMY. International Journal of Research -GRANTHAALAYAH, [S. l.], v. 8, n. 3, p. 207–213, 2020. DOI: 10.29121/granthaalayah.v8.i3.2020.144. Disponível em: https://www.granthaalayahpublication.org/journals/granthaalayah/article/view/22_IJRG20_B02_3205. Acesso em: 8 may. 2024.