[1] Univ Antwerp Hosp, Dept Pathol, Antwerp, Belgium
[2] Azienda Complesso Osped San Filippo Neri, Div Med Oncol, Rome, Italy
[3] Christchurch Sch Med, Christchurch, New Zealand
[4] Royal Infirm Edinburgh NHS Trust, Dept Clin & Surg Sci, Edinburgh, Midlothian, Scotland
[5] Gen Hosp ULSS 12, Ctr Study Biol Markers Malignancy, Venice, Italy
[6] Vrije Univ Amsterdam, Acad Hosp, Dept Pathol, Amsterdam, Netherlands
[7] Univ Nijmegen, Med Ctr, Dept Pathol, Nijmegen, Netherlands
[8] Univ Calif San Diego, Dept Pathol, San Diego, CA 92103 USA
[9] John Radcliffe Hosp, Weatherall Inst Mol Med, Imperial Canc Res Fund, Mol Oncol Labs, Oxford OX3 9DU, England
[10] Gen Hosp St Augustinus, Oncol Ctr, Angiogenesis Grp, Antwerp, Belgium