[1] Houston Methodist, Houston, TX USA
[2] Royal Free Hosp, London NW3 2QG, England
[3] Charite, D-13353 Berlin, Germany
[4] Univ Varmia & Masuria, Olsztyn, Poland
[5] Univ Hosp Vienna, Vienna, Austria
[6] First Fac Med, Prague, Czech Republic
[7] Gen Teaching Hosp, Prague, Czech Republic
[8] Hop Robert Debre, Reims, France
[9] Markey Canc Ctr, Lexington, KY USA
[10] Vall dHebron Univ Hosp, Vall dHebron Inst Oncol, Barcelona, Spain
[11] Western Gen Hosp, Edinburgh EH4 2XU, Midlothian, Scotland
[12] Univ Cattolica Sacro Cuore, Rome, Italy
[13] Ipsen, Les Ulis, France
[14] Hop Beaujon, Clichy, France