Gutiérrez Miranda LS, Grández-Urbina JA. Tumor fibroso solitario gigante retro peritoneal: a propósito de un caso. Rev Gastroenterol Peru [nternet]. 2017 Aug. 8 [cited 2024 May 18];33(3):259-61. vailable from: https://revistagastroperu.com/index.php/rgp/article/view/211