[1] Univ Toronto, Dalla Lana Sch Publ Hlth, Toronto, ON, Canada
[2] Sinai Hlth Syst, Lunenfeld Tanenbaum Res Inst, Prosserman Ctr Populat Hlth Res, Toronto, ON, Canada
[3] Johns Hopkins Univ, Baltimore, MD USA
[4] Harvard Sch Publ Hlth, Environm Hlth, Epidemiol, Boston, MA USA
[5] NCI, Bethesda, MD 20892 USA
[6] Univ Hawaii, Ctr Canc, Honolulu, HI 96822 USA
[7] Princess Margaret Canc Ctr, Toronto, ON, Canada
[8] British Columbia Canc Agcy, Integrat Oncol, Vancouver, BC, Canada
[9] Univ Liverpool, Canc Res Ctr, Liverpool, Merseyside, England
[10] Interat Agcy Res Canc, Lyon, France
[11] Baylor Coll Med, Houston, TX 77030 USA