title: Commentary for history special issue of Research Synthesis Methods.
authors.affiliation: James Lind Initiative, Oxford, OX2 7LG, UK.
authors.forename: Iain
authors.initials: I
authors.lastname: Chalmers
mesh_terms: D035843:Biomedical Research / Q000266:history*; D002986:Clinical Trials as Topic / Q000266:history*; D003627:Data Interpretation, Statistical; D049673:History, 20th Century; D049674:History, 21st Century; D015201:Meta-Analysis as Topic; D012107:Research Design; D012196:Review Literature as Topic