[1] Princess Margaret Canc Ctr, Toronto, ON M5G 2M9, Canada
[2] Odette Canc Ctr, Toronto, ON, Canada
[3] Sunnybrook Hlth Sci Ctr, Toronto, ON M4N 3M5, Canada
[4] Margaret & Charles Juravinski Canc Ctr, Hamilton, ON, Canada
[5] London Hlth Sci Ctr, London, ON, Canada
[6] Kingston Gen Hosp, Canc Ctr Southeastern Ontario, Kingston, ON K7L 2V7, Canada
[7] NCIC Clin Trials Grp, Kingston, ON, Canada
[8] Credit Valley Hosp, Mississauga, ON, Canada
[9] Queen Elizabeth 2 Hlth Sci Ctr, Halifax, NS, Canada
[10] Dalhousie Univ, Halifax, NS, Canada
[11] Cancercare Manitoba, Winnipeg, MB, Canada
[12] Saskatoon Canc Ctr, Saskatoon, SK, Canada
[13] Ctr Hosp Univ Montreal, Hop Notre Dame, Montreal, PQ, Canada
[14] Cross Canc Inst, Edmonton, AB T6G 1Z2, Canada
[15] Univ Modena & Reggio Emilia, Modena, Italy
[16] Osped Vito Fazzi, Lecce, Italy