[1] Princess Margaret Canc Ctr, Toronto, ON M5G 2M9, Canada
[2] Univ Toronto, Dept Radiat Oncol, Toronto, ON, Canada
[3] Univ Hlth Network, TECHNA Inst, Toronto, ON, Canada
[4] Harvard Univ, Harvard Global Equ Initiat, Cambridge, MA 02138 USA
[5] Harvard Univ, Sch Med, Cambridge, MA 02138 USA
[6] Harvard Univ, Harvard TH Chan Sch Publ Hlth, Cambridge, MA 02138 USA
[7] Union Int Canc Control, Geneva, Switzerland
[8] Univ New S Wales, Ingham Inst Appl Med Res, Liverpool, NSW, Australia
[9] Tech Univ Dresden, Dept Radiat Oncol, Fac Med, D-01062 Dresden, Germany
[10] Tech Univ Dresden, Univ Hosp Carl Gustav Carus, D-01062 Dresden, Germany
[11] Ghent Univ Hosp, Ghent, Belgium
[12] Univ Ghent, B-9000 Ghent, Belgium
[13] IAEA, A-1400 Vienna, Austria
[14] Univ Western Ontario, Dept Med Biophys, London, ON, Canada
[15] NCI, US NIH, Bethesda, MD 20892 USA