Gastrointestinal bleeding : a practical approach to diagnosis and management 2026-02-15T22:45:24+03:00 DEBUG: VuFind\ILS\Driver\Folio: Token taken from global cache: eyJhbGciOiJIUzI1NiJ9.eyJzdWIiO... - Branch, Malcolm Stanley; Pappas, Theodore N., 1955-; Pryor, Aurora D (Springer, 2010)