title: Regarding clinical practice guidelines on the use of warfarin.
authors.forename: R
authors.initials: R
authors.lastname: Schreiber
mesh_terms: D000368:Aged; D000925:Anticoagulants / Q000627:therapeutic use*; D006495:Heparin, Low-Molecular-Weight / Q000627:therapeutic use; D006801:Humans; D017410:Practice Guidelines as Topic; D013997:Time Factors; D020246:Venous Thrombosis / Q000517:prevention & control*; D014859:Warfarin / Q000627:therapeutic use*
chemical_list: D000925:Anticoagulants; D006495:Heparin, Low-Molecular-Weight; D014859:Warfarin