[1] Rush Canc Inst, Chicago, IL USA
[2] Hosp Doce De Octubre, Madrid, Spain
[3] Fox Chase Canc Ctr, Philadelphia, PA 19111 USA
[4] Royal Marsden Hosp, London SW3 6JJ, England
[5] Ctr Francois Baclesse, F-14021 Caen, France
[6] Krankenhaus Grosshansdorf, Grosshansdorf, Germany
[7] Masarykova Nemocnice, Usti Nad Labem, Czech Republic
[8] St Petersburg Pavlov State Univ, St Petersburg, Russia
[9] Oregon Clin, Portland, OR USA
[10] Chrt Site Dorcas, Tournai, Belgium