[1] Univ Calgary, Calgary, AB, Canada
[2] Harvard Univ, Brigham & Womens Hosp, Sch Med, Lank Ctr Genitourinary Oncol,Dana Farber Canc Ins, Boston, MA 02115 USA
[3] Univ Ulsan, Coll Med, Asan Med Ctr, Dept Oncol, Seoul, South Korea
[4] Natl Canc Ctr, Singapore, Singapore
[5] Yonsei Univ, Coll Med, Yonsei Canc Ctr, Seoul, South Korea
[6] Cross Canc Inst, Edmonton, AB T6G 1Z2, Canada
[7] British Columbia Canc Agcy, Vancouver, BC V5Z 4E6, Canada
[8] Univ Calgary, Tom Baker Canc Ctr, Calgary, AB, Canada