School of Computing Science.|School of Computing Science.|School of Computing Science.|Vancouver Prostate Centre, Vancouver, BC V6H 3Z6, Canada.|Vancouver Prostate Centre, Vancouver, BC V6H 3Z6, Canada.|Vancouver Prostate Centre, Vancouver, BC V6H 3Z6, Canada.|Vancouver Prostate Centre, Vancouver, BC V6H 3Z6, Canada.|Vancouver Prostate Centre, Vancouver, BC V6H 3Z6, Canada.|Vancouver Prostate Centre, Vancouver, BC V6H 3Z6, Canada.|Department of Urologic Sciences, University of British Columbia, Vancouver, BC V6T 1Z4, Canada.|Vancouver Prostate Centre, Vancouver, BC V6H 3Z6, Canada.|School of Computing Science.