Cavallaro, Giuseppe, Claudia Paparelli, Andrea Polistena, Francesca Fornari, Mariangela Ruperto, and Giorgio De Toma. “Surgical Options in the Treatment of GIST of the Upper Portion of the Stomach: Report of Two Cases”. Annali Italiani di Chirurgia 78, no. 2 (March 1, 2007): 133–136. Accessed June 1, 2024. https://annaliitalianidichirurgia.it/index.php/aic/article/view/2794.