1. Hospital Universitari de la Vall d’Hebron, Barcelona, Spain;
2. Vanderbilt University Medical Center, Nashville, TN;
3. University of Chicago, Chicago, IL;
4. Thoracic Oncology,Saitama Cancer Center, Saitama, Japan;
5. Merck KGaA, Darmstadt, Germany;
6. Memorial Sloan Kettering Cancer Center, New York, NY;