Perineal Approach, the Closest Approach to the Pelvic Floor, in Perineal Hernia Repair After Abdominoperineal Resection. Issue 9 (23rd March 2022) - Komatsu, Koichi; Emoto, Shigenobu; Abe, Shinya; Nozawa, Hiroaki; Kawai, Kazushige; Sasaki, Kazuhito; Murono, Koji; Ishihara, Soichiro