title: Outcomes of warfarin therapy: lessons from the real world.
authors.forename: R J
authors.initials: RJ
authors.lastname: Beyth
authors.forename: C S
authors.initials: CS
authors.lastname: Landefeld
mesh_terms: D015986:Confounding Factors, Epidemiologic; D006470:Hemorrhage / Q000139:chemically induced*; D006801:Humans; D011159:Population Surveillance; D012107:Research Design; D014859:Warfarin / Q000009:adverse effects*
chemical_list: D014859:Warfarin