Shah, M., Y. Babar, R. Ullah, and M. Mumtaz. “Complications of Laparoscopic Sleeve Gastrectomy by Using Four Ports: A Descriptive Study”. Journal of Health and Rehabilitation Research, vol. 4, no. 1, Jan. 2024, pp. 32-36, doi:10.61919/jhrr.v4i1.323.