title: Identifying patients served simultaneously by more than one Veterans Affairs medical center.
authors.affiliation: Pharmacy Service, Department of Veterans Affairs Medical Center, Waco, TX 76711.
authors.forename: R W
authors.initials: RW
authors.lastname: Ratliff
authors.forename: B R
authors.initials: BR
authors.lastname: Hill
mesh_terms: D011307:Drug Prescriptions; D006787:Hospitals, Veterans / Q000458:organization & administration*; D010045:Outpatients; D010595:Pharmacists; D010607:Pharmacy Service, Hospital / Q000706:statistics & numerical data*; D013781:Texas