title: When and how to update systematic reviews: consensus and checklist.
authors.affiliation: Cochrane Infectious Diseases Group, Department of Clinical Sciences, Liverpool School of Tropical Medicine, Liverpool L3 5QA, UK Paul.Garner@lstmed.ac.uk.
authors.forename: Paul
authors.initials: P
authors.lastname: Garner
authors.affiliation: Oxford Clinical Trials Research Unit, University of Oxford, Oxford, UK.
authors.forename: Sally
authors.initials: S
authors.lastname: Hopewell
authors.affiliation: Cochrane Editorial Unit, Cochrane Central Executive, London, UK.
authors.forename: Jackie
authors.initials: J
authors.lastname: Chandler
authors.affiliation: Cochrane Editorial Unit, Cochrane Central Executive, London, UK.
authors.forename: Harriet
authors.initials: H
authors.lastname: MacLehose
authors.affiliation: Department of Clinical Epidemiology and Biostatistics and Department of Medicine, McMaster University, Hamilton, ON, Canada Cochrane GRADEing Methods Group, Ottawa, ON, Canada.
authors.forename: Holger J
authors.initials: HJ
authors.lastname: Schünemann
authors.affiliation: Cochrane GRADEing Methods Group, Ottawa, ON, Canada Department of Internal Medicine, American University of Beirut, Beirut, Lebanon.
authors.forename: Elie A
authors.initials: EA
authors.lastname: Akl
authors.affiliation: Department of Mathematics and Statistics, McMaster University.
authors.forename: Joseph
authors.initials: J
authors.lastname: Beyene
authors.affiliation: Evidence-based Practice Center Program, Agency for Healthcare and Research Quality, Rockville, MD, USA.
authors.forename: Stephanie
authors.initials: S
authors.lastname: Chang
authors.affiliation: Centre for Reviews and Dissemination, University of York, York, UK.
authors.forename: Rachel
authors.initials: R
authors.lastname: Churchill
authors.affiliation: Cochrane Upper Gastrointestinal and Pancreatic Diseases Group, Hamilton, ON, Canada.
authors.forename: Karin
authors.initials: K
authors.lastname: Dearness
authors.affiliation: Department of Clinical Epidemiology and Biostatistics and Department of Medicine, McMaster University, Hamilton, ON, Canada.
authors.forename: Gordon
authors.initials: G
authors.lastname: Guyatt
authors.affiliation: Lefebvre Associates, Oxford, UK.
authors.forename: Carol
authors.initials: C
authors.lastname: Lefebvre
authors.affiliation: Kaiser Permanente National Guideline Program, Portland, OR, USA.
authors.forename: Beth
authors.initials: B
authors.lastname: Liles
authors.affiliation: Cochrane Editorial Unit, Cochrane Central Executive, London, UK.
authors.forename: Rachel
authors.initials: R
authors.lastname: Marshall
authors.affiliation: Iberoamerican Cochrane Centre, Barcelona, Spain.
authors.forename: Laura
authors.initials: L
authors.lastname: Martínez García
authors.affiliation: Cochrane Informatics and Knowledge Management, Cochrane Central Executive, Freiburg, Germany.
authors.forename: Chris
authors.initials: C
authors.lastname: Mavergames
authors.affiliation: Plymouth University Peninsula School of Dentistry, Plymouth, UK.
authors.forename: Mona
authors.initials: M
authors.lastname: Nasser
authors.affiliation: Department of Clinical Policy, American College of Physicians,Philadelphia, PA, USA Guidelines International Network, Pitlochry, UK.
authors.forename: Amir
authors.initials: A
authors.lastname: Qaseem
authors.affiliation: Children's Hospital of Eastern Ontario, Ottawa, ON, Canada.
authors.forename: Margaret
authors.initials: M
authors.lastname: Sampson
authors.affiliation: Cochrane Editorial Unit, Cochrane Central Executive, London, UK.
authors.forename: Karla
authors.initials: K
authors.lastname: Soares-Weiser
authors.affiliation: Institute of Applied Health Research, University of Birmingham, Birmingham, UK.
authors.forename: Yemisi
authors.initials: Y
authors.lastname: Takwoingi
authors.affiliation: Department of Clinical Epidemiology and Biostatistics and Department of Medicine, McMaster University, Hamilton, ON, Canada Biostatistics Unit, Centre for Evaluation, McMaster University, Hamilton, ON, Canada.
authors.forename: Lehana
authors.initials: L
authors.lastname: Thabane
authors.affiliation: Centre for Statistics in Medicine, University of Oxford, Oxford, UK.
authors.forename: Marialena
authors.initials: M
authors.lastname: Trivella
authors.affiliation: University of Ottawa, Ottawa, ON, Canada.
authors.forename: Peter
authors.initials: P
authors.lastname: Tugwell
authors.affiliation: Cochrane Airways Group, Population Health Research Institute, St George's, University of London, London, UK.
authors.forename: Emma
authors.initials: E
authors.lastname: Welsh
authors.affiliation: Cambridge Centre for Health Services Research, University of Cambridge, Cambridge, UK.
authors.forename: Ed C
authors.initials: EC
authors.lastname: Wilson
authors.affiliation: Department of Clinical Epidemiology and Biostatistics and Department of Medicine, McMaster University, Hamilton, ON, Canada Cochrane GRADEing Methods Group, Ottawa, ON, Canada.
authors.forename: Holger J
authors.initials: HJ
authors.lastname: Schünemann
mesh_terms: D026683:Advisory Committees; D002170:Canada; D057189:Checklist; D017408:Guidelines as Topic; D011643:Publishing / Q000592:standards*; D012196:Review Literature as Topic