title: Systematic Review and Critical Appraisal of the Statistical Methods Used in Published Studies To Indirectly Compare Novel Anticoagulants (Noacs) With Warfarin for the Prevention of Stroke in Patients With Atrial Fibrillation (Af).
authors.affiliation: Boehringer Ingelheim UK, Bracknell, UK.
authors.forename: I M
authors.initials: IM
authors.lastname: Daacke