TY - BOOK TI - Case Reports in Gastrointestinal Medicine SN - 2090-6536 CY - United Kingdom KW - Diseases of the digestive system. Gastroenterology KW - Internal medicine KW - Specialties of internal medicine KW - Medicine UR - https://doaj.org/toc/ac5da2864d8647f6b1c97869bf19ac68 ER -