Comparison of trans-umbilical single-port laparoscopic complete extraperitoneal closure and laparoscopic intracorporeal closure for pediatric inguinal hernia: a randomized controlled study - Li, Yanyi; Jin, Zhu; Tang, Chengyan; Gong, Yuan; Huang, Lu; Du, Qing; Xia, Xinrong; Zhu, Daiwei; Zhou, Wankang; Li, Zeping; Wang, Weiao; Liu, Yuanmei; et al. (Frontiers in Pediatrics, 2024)