[1] Univ Halle Wittenberg, Halle, K1Y 4K7, Germany
[2] Vall Hebron Univ Hosp, Barcelona, Spain
[3] Maria Sklodowska Curie Mem Canc Ctr, Inst Oncol, Warsaw 117548, Poland
[4] Ottawa Reg Canc Ctr, B-3000 Ottawa, ON, Canada
[5] Queen Elizabeth Hosp, Adelaide, SA, Australia
[6] Natl Univ Singapore Hosp, Singapore, 19104, Singapore
[7] Univ Hosp Gasthuisberg, Louvain, Belgium
[8] Ist Europeo Oncol, Milan, Italy
[9] Univ Penn, Philadelphia, PA USA