1. Section of Surgical OncologyYale School of MedicineNew Haven Connecticut
2. Department of Epidemiology and BiostatisticsSchool of Public Health, Texas A&M UniversityCollege Station Texas
3. California Pacific Medical Center and Research InstituteSan Francisco California
4. Division of Surgical OncologyOregon Health & Science UniversityPortland Oregon
5. Levine Cancer InstituteCarolinas Medical CenterCharlotte North Carolina
6. Tel‐Aviv Sourasky Medical CenterTel‐Aviv Israel
7. Mayo ClinicPhoenix Arizona
8. Instituto Tumori Napoli Fondazione G. PascaleNapoli Italy
9. St. Joseph Hospital of OrangeOrange California
10. University of GroningenGroningen Netherlands
11. Moffitt Cancer CenterTampa Florida