title: Warfarin resistance and vitamin K.
mesh_terms: D000368:Aged; D004351:Drug Resistance; D005260:Female; D005526:Food, Formulated; D006801:Humans; D014812:Vitamin K / Q000008:administration & dosage / Q000494:pharmacology*; D014859:Warfarin / Q000627:therapeutic use*
chemical_list: D014812:Vitamin K; D014859:Warfarin