1. Division of Cancer Epidemiology & GeneticsNational Cancer Institute, National Institutes of Health Bethesda Maryland USA
2. Surveillance and Health Services ResearchAmerican Cancer Society Atlanta Georgia USA
3. National Cancer Center/Cancer HospitalChinese Academy of Medical Sciences and Peking Union Medical College Beijing China
4. Independent ContractorCT(ASCP), MB(ASCP) Stamford Connecticut USA
5. Usher Institute of Population Health Sciences and Informatics, CRUK Edinburgh CentreThe University of Edinburgh Edinburgh United Kingdom
6. Health Sciences ResearchMayo Clinic Jacksonville Florida USA