title: Five easy pieces on evidence-based medicine (4).
authors.affiliation: Pain Clinic, Department of Anaesthesia and Intensive Care Medicine, Helsinki University Hospital, Helsinki, Finland.
authors.forename: Eija
authors.initials: E
authors.lastname: Kalso
authors.forename: Jayne
authors.initials: J
authors.lastname: Edwards
authors.forename: Henry J
authors.initials: HJ
authors.lastname: McQuay
authors.forename: R Andrew
authors.initials: RA
authors.lastname: Moore
mesh_terms: D000700:Analgesics / Q000627:therapeutic use; D002986:Clinical Trials as Topic / Q000379:methods* / Q000592:standards / Q000706:statistics & numerical data*; D003627:Data Interpretation, Statistical; D006801:Humans; D015201:Meta-Analysis as Topic; D010146:Pain / Q000188:drug therapy; D015203:Reproducibility of Results; D012196:Review Literature as Topic; D013223:Statistics as Topic / Q000379:methods* / Q000592:standards
chemical_list: D000700:Analgesics