Vitamin K DeficiencyVitamin K Deficiency BleedingVitamin KVitamin K 1Prothrombin TimeVitamin K 2Chewing GumHypoprothrombinemiasVitamin K 3ProthrombinElder Nutritional Physiological PhenomenaAntifibrinolytic AgentsPlant GumsBlood Coagulation TestsHemorrhagic DisordersPartial Thromboplastin TimeVitamin A1-Carboxyglutamic AcidVitaminsOsteocalcinIntracranial HemorrhagesHemorrhageProtein PrecursorsPotassium DeficiencyGum ArabicVitamin DBlood Coagulation DisordersVitamin EVitamin K Epoxide ReductasesVitamin A DeficiencyVitamin B 12Infant, NewbornVitamin D DeficiencyPrimary PreventionBiological MarkersCathepsin KVitamin B 12 DeficiencyVitamin E DeficiencyKaraya GumCarbon-Carbon LigasesGalactans