1. Department of Biostatistics, Boston University School of Public Health, Boston, Massachusetts
2. Bioinformatics Program, Boston University, Massachusetts
3. The Danish Aging Research Center and The Danish Twin Registry, Epidemiology, Biostatistics and Biodemography, Department of Public Health, University of Southern Denmark, Odense, Denmark
4. Center for Supercentenarian Research, Keio University, Tokyo, Japan
5. College of Public Health and Human Sciences, Oregon State University, Corvallis, Oregon
6. Geriatric Section, Department of Medicine, Boston University School of Medicine and Boston Medical Center, Boston, Massachusetts
7. Cardiovascular Research Unit, IRCCS MultiMedica, Milan, Italy
8. Faculty of Natural Science, University of Haifa, Israel
9. Department of Medicine and Genetics, Albert Einstein College of Medicine, Bronx, New York
10. Department of Medicine and Surgery, University of Salerno, Baronissi, Italy