1. EPIUnit – Instituto de Saúde Pública da Universidade do Porto Porto Portugal
2. Unit of Medical Statistics, Biometry and BioinformaticsNational Cancer Institute, IRCCS Foundation Milan Italy
3. Department of Clinical Sciences and Community HealthUniversità degli Studi di Milano Milan Italy
4. Department of Molecular and Translational MedicineUniversity of Brescia Brescia Italy
5. School of Epidemiology and Public Health, Department of MedicineUniversity of Ottawa Ottawa Ontario Canada
6. Harbin Medical University Harbin China
7. Cancer Risk Factors and Life‐Style Epidemiology UnitInstitute for Cancer ResearchPrevention and Clinical Network – ISPRO Florence Italy
8. Department of EpidemiologyComprehensive Cancer CenterUCLA Fielding School of Public Health and Jonsson Los Angeles CA
9. Medical Informatics CenterPeking University Peking China
10. Departamento de Ciências da Saúde Pública e Forenses e Educação MédicaFaculdade de Medicina da Universidade do Porto Porto Portugal
11. Mexico National Institute of Public Health Morelos Mexico
12. Epidemiology and Prevention GroupCenter for Public Health SciencesNational Cancer Center Tokyo Japan
13. Nikkei Disease Prevention Center São Paulo Brazil
14. Department of Epidemiology and PreventionRussian N.N. Blokhin Cancer Research Center Moscow Russia
15. Consortium for Biomedical Research in Epidemiology and Public Health (CIBERESP) Madrid Spain
16. Department of Public HealthMiguel Hernandez University, FISABIO‐ISABIAL Alicante Spain
17. Epidemiology Section, Public Health DivisionDepartment of Health of Madrid Madrid Spain
18. Research Group in Gene‐Environment Interactions and HealthUniversity of León León Spain
19. Department of BiostatisticsYale School of MedicineYale School of Public Health New Haven CT
20. Department of Biomedical and Clinical SciencesUniversità degli Studi di Milano Milan Italy
21. Division of Cancer Epidemiology and GeneticsNational Cancer Institute Rockville MD
22. Digestive Oncology Research Center, Digestive Disease Research InstituteTehran University of Medical Sciences Tehran Iran
23. Digestive Disease Research CenterArdabil University of Medical Sciences Ardabil Iran
24. Department of Epidemiology and Environmental Health, School of Public Health and Health ProfessionsUniversity at Buffalo Buffalo NY
25. Facultad de MedicinaUNAM Coyoacán Mexico
26. Fondazione Policlinico Universitario Agostino Gemelli IRCCSDipartimento Scienze GastroenterologicheEndocrino‐Metaboliche e Nefro‐Urologiche Rome Italy
27. Dipartimento di ChirurgiaUniversità Cattolica del Sacro Cuore Rome Italy
28. Department of MedicineMemorial Sloan Kettering Cancer Centre New York NY
29. Department of Public and Community HealthSchool of Health SciencesUniversity of West Attica Egaleo Greece
30. Department of Hygiene, Epidemiology and Medical Statistics, School of MedicineNational and Kapodistrian University of Athens Athens Greece
31. Department of EpidemiologyHarvard T.H. Chan School of Public Health Boston MA
32. Icahn School of Medicine at Mount SinaiThe Tisch Cancer Institute New York NY
33. Department of Medical and Surgical SciencesUniversity of Bologna Bologna Italy
34. Department of Woman and Child Health and Public Health ‐ Public Health AreaFondazione Policlinico Universitario A. Gemelli IRCCS Roma Italy
35. Sezione di Igiene, Istituto di Sanità PubblicaUniversità Cattolica del Sacro Cuore Rome Italy
36. Centro Internacional de PesquisaA. C. Camargo Cancer Center São Paulo Brazil