[1] Univ Utrecht Hosp, Utrecht, Netherlands
[2] Univ Hosp Wuerzburg, Wurzburg, Germany
[3] Univ Hosp Hamburg Eppendorf, Hamburg, Germany
[4] Hackensack Univ, Med Ctr, John Theurer Canc Ctr, Hackensack, NJ USA
[5] Univ Turin, Giovanni Battista Hosp, Turin, Italy
[6] Univ Hosp Salamanca, Salamanca, Spain
[7] Ctr Hosp Univ Hotel Dieu, Nantes, France
[8] Karolinska Univ Hosp, Karolinska Inst, Stockholm, Sweden
[9] Duke Univ Hosp, Durham, NC USA
[10] Univ Texas Houston, MD Anderson Canc Ctr, Houston, TX 77030 USA
[11] Univ Washington, Seattle, WA 98195 USA