title: Recurrent GI Bleeding and Surgery Following the Initial Response to Imatinib Therapy in GIST of the Stomach.
authors.affiliation: Department of Internal Medicine, American University of Beirut, Beirut, Lebanon.
authors.forename: Ihab I El
authors.initials: II
authors.lastname: Hajj
authors.affiliation: Department of Internal Medicine, American University of Beirut, Beirut, Lebanon.
authors.forename: Aref
authors.initials: A
authors.lastname: Chehal
authors.affiliation: Department of Internal Medicine, American University of Beirut, Beirut, Lebanon. nagi.saghir@aub.edu.lb.
authors.forename: Nagi S El
authors.initials: NS
authors.lastname: Saghir
keywords: gastrointestinal bleeding; gastrointestinal stromal tumor; imatinib (tyrosine kinase inhibitor); minimal residual disease; tumor growth