title: Are randomized clinical trials the only truth? Not always.
authors.forename: L
authors.initials: L
authors.lastname: Aledort
authors.forename: R
authors.initials: R
authors.lastname: Ljung
authors.forename: V
authors.initials: V
authors.lastname: Blanchette
mesh_terms: D001779:Blood Coagulation Factors / Q000627:therapeutic use*; D019317:Evidence-Based Medicine; D006395:Hemarthrosis / Q000209:etiology / Q000517:prevention & control; D006467:Hemophilia A / Q000150:complications / Q000188:drug therapy*; D006801:Humans; D011292:Premedication; D016032:Randomized Controlled Trials as Topic
chemical_list: D001779:Blood Coagulation Factors