Bertozzi, S., Londero, A. P., Cherchi, V., Basso, S., Canzonieri, V., Bacchetti, S., & Uzzau, A. (2014). Gastrointestinal stromal tumor of the pancreas: a case report and review of the literature. European Journal of Oncology and Environmental Health, 19(1), 62-69. https://mail.mattioli1885journals.com/index.php/EJOEH/article/view/2792