1. Schwannoma of the ascending colon treated by Endoscopic full-thickness resection
   I. Bartolomé Oterino et al, 2024, ESGE Days 2024 CrossRef
2. Case Report: Schwannoma of the sigmoid colon: a case report of a rare colonic neoplasm and review of literature
   Gangmi Kim et al, 2019, F1000Research CrossRef
3. Natural history of gastrointestinal schwannomas
   Amandeep Singh et al, 2022, Endoscopy International Open CrossRef
4. Ulcerated gastric leiomyoma causing massive upper gastrointestinal bleeding: A case report
   Daryl Ramai et al, 2018, Molecular and Clinical Oncology CrossRef