[1] McMaster Univ, Dept Hlth Res Methods Evidence & Impact, Hamilton, ON, Canada
[2] Tecnol Monterrey Sch Med, Dept Hlth Qual Improvement, Monterrey, Nuevo Leon, Mexico
[3] Finnish Inst Occupat Hlth, Occupat Med, Cochrane Work Review Grp, Helsinki, Uusimaa, Finland
[4] US EPA, Integrated Risk Informat Syst IRIS Div, Natl Collar Environm Assessment, Washington, DC 20460 USA
[5] Univ Ottawa, Fac Med, Sch Epidemiol & Publ Hlth, Ottawa, ON, Canada
[6] Univ Freiburg, Med Ctr, Inst Evidence Med, Freiburg, Baden Wurttembe, Germany
[7] Univ Freiburg, Fac Med, Freiburg, Baden Wurttembe, Germany
[8] Cochrane Germany Fdn, Cochrane Germany, Freiburg, Baden Wurttembe, Germany
[9] Univ Glasgow, MRC CSO Social & Publ Hlth Sci Unit, Greater Glasgow, Scotland
[10] McMaster Univ, Dept Med, Hamilton, ON, Canada
[11] Univ Bristol, Sch Clin Sci, Bristol, Avon, England
[12] Mayo Clin, Evidence Based Practice Ctr, Rochester, MN USA
[13] Univ Fed Rio Grande do Sul, Inst Hlth Technol Assessment, Porto Alegre, RS, Brazil
[14] Univ Kansas, Dept Med, Div Nephrol & Hypertens, Med Ctr, Kansas City, MO USA
[15] Kaiser Permanente, Evidence Serv, Care Management Inst, Oakland, CA USA
[16] Univ Liverpool Liverpool Sch Trop Med, Dept Clin Sci, Liverpool, Merseyside, England
[17] Amer Univ Beirut, Dept Internal Med, Beirut Governorate, Lebanon