title: Content area experts as authors: helpful or harmful for systematic reviews and meta-analyses?
authors.affiliation: Nordic Cochrane Centre, Rigshospitalet, Blegdamsvej 9, DK-2100 Copenhagen, Denmark. pcg@cochrane.dk
authors.forename: Peter C
authors.initials: PC
authors.lastname: Gøtzsche
authors.forename: John P A
authors.initials: JP
authors.lastname: Ioannidis
mesh_terms: D001291:Attitude of Health Personnel; D001319:Authorship; D032921:Consensus; D005104:Expert Testimony; D006801:Humans; D015201:Meta-Analysis as Topic; D017410:Practice Guidelines as Topic; D012196:Review Literature as Topic