Ahmed, Iftikhar, et al. “EVALUATION OF OUTCOME OF TOTALLY EXTRA PERITONEAL LAPAROSCOPIC INGUINAL HERNIA REPAIR WITH LICHTENSTEIN OPEN REPAIR: Laparoscopic Inguinal Hernia Repair”. Pakistan Armed Forces Medical Journal, vol. 65, no. 1, Feb. 2015, pp. 16-21, https://pafmj.org/PAFMJ/article/view/643.