Psoas Muscle Volume as a Predictor of Postoperative Complications in Patients Undergoing Emergency Surgery for Strangulated Small Bowel Obstruction: A Retrospective Single-Center Study. - Shiraishi T; Katayama C; Shibasaki Y; Komine C; Okada T; Sano A; Sakai M; Ogawa H; Shirabe K; Saeki H (Annals of gastroenterological surgery, 2025)