Samarveer Singh and Manoj Kumar Singhal, “A Hospital Based Comparative Study the Post Operative Pain, Duration of Procedure & Incidence of Complications Between Open Transinguinal Preperitoneal Hernia Repair and Lichenstein’s Hernia Repair”, Int. J. Heal. Clin. Res., vol. 5, no. 1, pp. 417–419, Mar. 2022.