PARUTHY, S.; PARUTHY, S. B. An unusual presentation of a retroperitoneal gastrointestinal stromal tumors. International Surgery Journal, [S. l.], v. 8, n. 4, p. 1325–1328, 2021. DOI: 10.18203/2349-2902.isj20211007. Disponível em: https://www.ijsurgery.com/index.php/isj/article/view/7373. Acesso em: 10 nov. 2025.