[1] Gustave Roussy Inst Cancerol, Villejuif, France
[2] Zent Klin Bad Berka GmbH, Bad Berka, Germany
[3] Sunnybrook HSC, Sunnybrook Odette Canc Ctr, Med Oncol & Hematol, Toronto, ON, Canada
[4] Royal Free Hosp, Sch Med, Neuroendocrine Tumour Unit, London, England
[5] Univ Genoa, Neuroendocrine Tumour Unit, Dept Internal Med & Med Specialties, Genoa, Italy
[6] Cedars Sinai Med Ctr, Samuel Oschin Comprehens Canc Inst, Los Angeles, CA 90048 USA
[7] Vall dHebron Univ Hosp, Dept Med Oncol, Vall dHebron Inst Oncol VHIO, Barcelona, Spain
[8] Netherlands Canc Inst, Dept Thorax Oncol, Amsterdam, Netherlands
[9] Med Univ Vienna, Vienna, Austria
[10] Ipsen, Boulogne Billancourt, France
[11] Mem Sloan Kettering Canc Ctr, New York, NY USA