title: [Critical observations on determination of prothrombin time].
authors.forename: H
authors.initials: H
authors.lastname: FRIEBEL
authors.forename: B
authors.initials: B
authors.lastname: GERLACH
authors.forename: H
authors.initials: H
authors.lastname: TRUERNIT
mesh_terms: D001769:Blood; D006490:Hemostatics; D006801:Humans; D011516:Prothrombin; D011517:Prothrombin Time
chemical_list: D006490:Hemostatics; D011516:Prothrombin
keywords: BLOOD; PROTHROMBIN
vernacular_title: Kritische Bemerkungen zur Prothrombinzeitbestimmung.