DR. M. GOWRI; DR. N. MOUNIKA; DR. NIKHIL KUMAR DAS. Preoperative Prediction of Difficult Laparoscopic Cholecystectomy Using Clinical, Sonographic and Biochemical Parameters: A Retrospective Study. International Journal of Pharmacy Research & Technology (IJPRT), [S. l.], v. 16, n. 2, p. 458–463, 2026. Disponível em: https://ijprt.org/index.php/pub/article/view/2317. Acesso em: 18 aug. 2026.