Tranexamic AcidAntifibrinolytic AgentsBlood Loss, SurgicalPostoperative HemorrhageAprotininHemostasis, SurgicalAminocaproic AcidBlood TransfusionCyclohexanecarboxylic AcidsHemostaticsEthamsylateAminocaproatesMenorrhagiaOral HemorrhageMefenamic AcidEndometrial Ablation TechniquesIntraoperative CareArthroplasty, Replacement, KneeFibrinolysisMenstrual Hygiene ProductsCardiopulmonary BypassFibrinolysinCardiac Surgical ProceduresDouble-Blind MethodCerebral Hemorrhage, TraumaticBlood Transfusion, AutologousPerioperative CareTreatment OutcomeHemoglobinsArthroplasty, Replacement, HipErythrocyte Transfusion