1. Netherlands Comprehensive Cancer Organisation, Utrecht, the Netherlands, and Dalhousie University, Halifax, Nova Scotia, Canada (R.W.V.)
2. McMaster University, Hamilton, Ontario, Canada (D.Z., M.Z., K.M., Y.L., Y.C., S.E.H., R.D., G.H.G.)
3. Chosun University, Gwangju, Republic of Korea (M.A.H.)
4. Dalhousie University, Halifax, Nova Scotia, Canada, and Universidade Estadual Paulista, São José dos Campos, São Paulo, Brazil (R.E.)
5. University of British Columbia, Vancouver, British Columbia, Canada (D.S.)
6. Alexandria University, Alexandria, Egypt, and Tanta Chest Hospital, Ministry of Health, Tanta, Egypt (H.G.)
7. Iberoamerican Cochrane Centre Barcelona, Biomedical Research Institute San Pau, Barcelona, Spain (C.V.)
8. Jagiellonian University Medical College, Krakow, Poland (M.J.S., M.M.B.)
9. University of Guelph, Guelph, Ontario, Canada (P.M.B.)
10. University of Toronto and St. Michael's Hospital, Toronto, Ontario, Canada (J.S.)
11. Iberoamerican Cochrane Centre Barcelona, Biomedical Research Institute San Pau (IIB Sant Pau), and CIBER de Epidemiología y Salud Publicá (CIBERESP), Barcelona, Spain (P.A.)
12. Dalhousie University, Halifax, Nova Scotia, and McMaster University, Hamilton, Ontario, Canada (B.C.J.)