[1] Univ Washington, Seattle, WA USA
[2] Albert Einstein Coll Med, Dept Med, Jacobi Med Ctr, Bronx, NY USA
[3] Univ Utah, Huntsman Canc Inst, Salt Lake City, UT USA
[4] Univ Athens, Athina, Greece
[5] Natl & Kapodistrian Univ Athens, Alexandra Gen Hosp, Dept Clin Therapeut, Sch Med, Athens, Greece
[6] Univ Hosp Seidman Canc Ctr, Div Oncol, Cleveland, OH USA
[7] Imperial Coll, London, England
[8] Imperial Coll London, Hammersmith Hosp, Dept Surg & Canc, London, England
[9] Univ Calif San Francisco, Helen Diller Family Comprehens Canc Ctr, San Francisco, CA USA
[10] KBC Sestre Milosrdnice, Zagreb, ON, Croatia
[11] Mercy Univ, Zagreb Med Sch, Dept Oncol, Univ Hosp Ctr Sisters, Zagreb, Croatia
[12] Univ Iowa, Div Oncol, Dept Med, Iowa City, IA USA
[13] UCLA, David Geffen Sch Med, Div Hematol Oncol, Los Angeles, CA USA
[14] Hosp Mar, IMIM Res Inst, Barcelona, Spain
[15] Hosp Univ 12 Octubre, Madrid, Spain
[16] Marque de Valdecilla Univ Hosp, Santander, Spain
[17] Stanford Univ, Stanford, CA USA
[18] Fred Hutchinson Canc Ctr, Seattle, WA USA