Full text: Available Index: IMSEAR (South-East Asia) Main subject: Warfarin / Female / Humans / Male / Patient Education as Topic / Incidence / Sampling Studies / Follow-Up Studies / Risk Assessment / Ginkgo biloba Type of study: Etiology study / Incidence study / Observational study / Prognostic study / Risk factors Country/Region as subject: Asia Language: English Journal: Indian heart j Year: 2004 Type: Article