tnership =ith: AHRQ: Agency for Healthcare Research and Quality <http://www.ahrq.govi> The Cochrane Collaboration chttp://www.cochrane.org/> IQWIG: German Institute for Quality and Efficiency in =ealth Care <https://www.ic.vig.de/index.2.en.html> OHSU: Oregon Health & Science University <http://www.ohsu.edu/> VA: Veterans Health Administ