R. Porwal, A. Soni, A. Singh, S. K. Somani, and P. Sagar, “Bile spillage and bacterobilia as risk factors for surgical site infection after laparoscopic cholecystectomy: a prospective study at tertiary care hospital”, Int Surg J, vol. 6, no. 9, pp. 3223–3228, Aug. 2019.