Authors: Steven J Hoffman; Matthew Hughsam; Harkanwal Randhawa; Lathika Sritharan; Gordon Guyatt; John N Lavis; John-Arne Røttingen Journal: Syst Rev Date: 2016-04-16
Authors: Steven J Hoffman; Grazia M Caleo; Nils Daulaire; Stefan Elbe; Precious Matsoso; Elias Mossialos; Zain Rizvi; John-Arne Røttingen Journal: Bull World Health Organ Date: 2015-10-13 Impact factor: 9.408