title: Most published and unpublished dissertations should be excluded from meta-analyses: comment on Moyer et al.
authors.forename: James C
authors.initials: JC
authors.lastname: Coyne
authors.forename: Mariet
authors.initials: M
authors.lastname: Hagedoorn
authors.forename: Brett
authors.initials: B
authors.lastname: Thombs
mesh_terms: D004212:Academic Dissertations as Topic; D003625:Data Collection; D006801:Humans; D015201:Meta-Analysis as Topic; D011643:Publishing; D011786:Quality Control