1. The University of Texas MD Anderson Cancer Center; Houston Texas
2. Pfizer Inc; Groton Connecticut
3. University of Milano-Bicocca; Monza Italy
4. Hubertus Wald Tumor Center; University Cancer Center Hamburg; Hamburg Germany
5. University Hospital, Rheinisch-Westfälische Technische Hochscule; Aachen Germany
6. Pfizer Inc; New York New York
7. Pfizer Inc; Cambridge Massachusetts
8. Princess Margaret Cancer Centre; Toronto Ontario Canada