title: [Letter: Changed warfarin tolerance].
mesh_terms: D004347:Drug Interactions; D004361:Drug Tolerance; D014812:Vitamin K / Q000378:metabolism*; D014859:Warfarin / Q000494:pharmacology*
chemical_list: D014812:Vitamin K; D014859:Warfarin
vernacular_title: Endret warfarintoleranse.