[1] British Columbia Canc Agcy, Div Med Oncol, Vancouver, BC V5Z 4E6, Canada
[2] NINR, Off Extramural Programs, Div Extramural Act, NIH, Bethesda, MD 20892 USA
[3] NCI, Surveillance Res Program, Div Canc Control & Populat Sci, Bethesda, MD 20892 USA
[4] NCI, Off Canc Survivorship, Div Canc Control & Populat Sci, Bethesda, MD 20892 USA
[5] Georgetown Univ, Med Ctr, Lombardi Comprehens Canc Ctr, Washington, DC 20007 USA
[6] Brigham & Womens Hosp, Div Gen Med, Boston, MA 02115 USA
[7] Harvard Univ, Sch Med, Dept Hlth Care Policy, Boston, MA 02115 USA
[8] Amer Canc Soc, Hlth Serv Res Program, Intramural Res Dept, Atlanta, GA 30329 USA
[9] Emory Univ, Rollins Sch Publ Hlth, Atlanta, GA 30322 USA
[10] Univ Calif Los Angeles, Jonsson Comprehens Canc Ctr, Sch Med, Div Canc Prevent & Control Res, Los Angeles, CA 90024 USA
[11] Univ Calif Los Angeles, Jonsson Comprehens Canc Ctr, Sch Publ Hlth, Div Canc Prevent & Control Res, Los Angeles, CA 90024 USA
[12] Ontario Inst Canc Res, Toronto, ON, Canada
[13] Inst Clin Evaluat Sci, Toronto, ON M4N 3M5, Canada