[1] Dalhousie Univ, Dept Urol, Halifax, NS, Canada
[2] McMaster Univ, Dept Oncol, Hamilton, ON, Canada
[3] Juravinski Canc Ctr, Hamilton, ON, Canada
[4] Univ Ottawa, Div Radiat Oncol, Ottawa, ON, Canada
[5] Univ British Columbia, Dept Urol Sci, Vancouver, BC, Canada
[6] Vancouver Prostate Ctr, Vancouver, BC, Canada
[7] Univ Toronto, Toronto, ON, Canada
[8] UHN, Princess Margaret Canc Ctr, Toronto, ON, Canada
[9] Western Univ, Div Urol, London, ON, Canada
[10] London Hlth Sci Ctr, London, ON, Canada
[11] Dalhousie Univ, Div Med Oncol, Halifax, NS, Canada