Acute Abdomen Syndrome Caused by a Perforated Gastrointestinal Stromal Tumor - A Case Report . Journal of Cancer Research Updates, [S. l.], v. 2, n. 1, p.  10–13, 2013. DOI: 10.6000/1929-2279.2013.02.01.2. Disponível em: https://www.neoplasiaresearch.com/index.php/jcru/article/view/396. Acesso em: 22 apr. 2026.