1. Radiation Effects Research Foundation, Hiroshima, Japan;
2. Department of Statistics, Radiation Effects Research Foundation, Hiroshima, Japan;
3. Division of AIDS, National Institute of Allergy and Infectious Diseases, National Institutes of Health, Epidemiology Branch, Basic Sciences Program, Bethesda, MD, USA;
4. Translational Research Division, Research Center for Genomic Medicine, Saitama Medical University, Saitama, Japan;
5. Department of Community Medicine, University of Connecticut Health Center, Farmington, CT, USA;
6. Center for Data Science Education and Research, Shiga University, Hikone, Japan;
7. Department of Statistics, College of Natural Science, Kyungpook National University, Daegu, South Korea;
8. Division of Cancer Epidemiology and Genetics, NCI/NIH, Bethesda, MD, USA;
9. Department of Clinical Studies, Radiation Effects Research Foundation, Hiroshima, Japan;
10. Department of Molecular Biosciences, Radiation Effects Research Foundation, Hiroshima, Japan