Digestive System Neoplasms

• Bari, Apulia, Italy
• Naples, Campania, Italy
• Bologna, Emilia-Romagna, Italy
• Pordenone, Friuli Venezia Giulia, Italy

• Maastricht University Medical Center — Maastricht, Netherlands
• Laurentius Hospital Roermond — Roermond, Netherlands

• Szent Margit Hospital — Budapest, Hungary
• Fov.Onk.Peterfy S.Utcai Korh.-Rend.Int es Baleseti Kozp. — Budapest, Hungary
• Semmelweis Egyetem, II. Belgyógyászati Klinika — Budapest, Hungary
• Semmelweis Egyetem Aok; Iii.Sz. Belgyogyaszati Klinika — Budapest, Hungary

• GSK Investigational Site — Aalst, Belgium
• GSK Investigational Site — Antwerp, Belgium
• GSK Investigational Site — Brasschaat, Belgium
• GSK Investigational Site — Brussels, Belgium

Not specified

• Atrium Medisch Centrum — Heerlen, Limburg, Netherlands
• Maastricht University Medical Center — Maastricht, Limburg, Netherlands
• Orbis Medisch Centrum — Sittard-Geleen, Limburg, Netherlands
• Viecuri Medisch Centrum — Venlo, Limburg, Netherlands

• Mayo Clinic — Rochester, Minnesota, United States

• Mackay Memorial Hospital — Taipei, Taiwan

• National Center for Tumor Diseases, Department of Medical Oncology — Heidelberg, Baden-Wurttemberg, Germany

• Beth Israel Deaconess Medical Center — Boston, Massachusetts, United States