1. Research Center for Nutrition and Food Safety, Institute of Military Preventive MedicineThird Military Medical University Chongqing China
2. Duke Cancer InstituteDuke University Medical Center Durham North Carolina
3. Department of MedicineDuke University School of Medicine Durham North Carolina
4. Department of Community and Family Medicine, Geisel School of MedicineDartmouth College Hanover
5. Department of Surgical OncologyThe University of Texas M. D. Anderson Cancer Center Houston Texas
6. Department of Epidemiology, Richard M. Fairbanks School of Public HealthIndiana University Indianapolis Indiana
7. Department of Population Health SciencesDuke University School of Medicine Durham North Carolina