1Invited author and member of the task force, Oncology, Kantonsspital, CH-4101 Bruderholz/BL, Switzerland
2Assigned task force member, Institute of Oncology and Radiology of Serbia, Department of Medical Oncology, Pasterova 14, 11000 Belgrade, Serbia
3Assigned task force member, P. Stradins University Hospital, Radiation & Chemotherapy Center, Pilsonu Str. 13, 1002 Riga, Latvia
Approved by the ESMO Guidelines Task Force: August 2002, last update December 2004.
Correspondence to: ESMO Guidelines Task Force, ESMO Head Office, Via La Santa 7, CH-6962 Lugano, Switzerland