1. Ewing sarcoma of the ileum with wide multiorgan metastases: A case report and review of literature
   Ai-Wen Guo et al, 2022, World Journal of Gastrointestinal Oncology CrossRef
2. Pediatric Ewing’s Sarcoma/Primitive Neuroectodermal Tumor (ES/PNET) Developed in the Small Intestine: A Case Report
   You Sun Kim et al, 2017, Clinical Pediatric Hematology-Oncology CrossRef
3. A mesenteric primary peripheral Ewing's sarcoma/primitive neuroectodermal tumor with molecular cytogenetic analysis: Report of a rare case and review of literature
   Hong-Wei Gao et al, 2018, Indian Journal of Pathology and Microbiology CrossRef
4. Primary Ewing’s sarcoma in a small intestine – a case report and review of the literature
   Andrej Kolosov et al, 2020, BMC Surgery CrossRef