1. Epidemiology, Mailman School of Public Health, Columbia University, New York, NY 10032, USA.
2. Leiden University Medical Center, 2300 RC Leiden, Netherlands.
3. Institute of Chinese Medical Sciences, University of Macau, Macao SAR 999078, China.
4. Institute for Social Research, University of Michigan, Ann Arbor, MI 48109, USA.
5. Johns Hopkins University, Baltimore, MD 21218, USA.
6. Komisarenko Institute of Endocrinology and Metabolism, Kyiv 04114, Ukraine.
7. Shupyk National Healthcare University, Kyiv 04112, Ukraine.
8. Ptoukha Institute of Demography and Social Studies, Kyiv 01032, Ukraine.
9. Max Planck Institute for Demographic Research, 18057 Rostock, Germany.
10. Center for Slavic, Eurasian and Eastern European Studies, University of North Carolina, Chapel Hill, NC 27516, USA.