Study Search Results Your query returned 9 results. Series results are grouped under the most relevant study. You can ungroup series results. Results per page: 25 50 100 Sort by: Study Relevance Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. Most Downloaded Variable Relevance (?) Study Title/Investigator 1. National Survey of the Japanese Elderly, 1996 (ICPSR 26621) Liang, Jersey 2. Survey of Midlife Development in Japan (MIDJA), April-September 2008 (ICPSR 30822) Ryff, Carol D.; Kitayam, Shinobu; Karasawa, Mayumi; et al. 1 more results in Midlife Development in the United States (MIDUS) Series 3. Study of Dementia in Swedish Twins, 1990-1999 (ICPSR 25963) Gatz, Margaret; Pedersen, Nancy 4. Longitudinal Study of Aging Danish Twins, 1995 (ICPSR 21041) Christensen, Kaare; Vaupel, James W. 5. Research on Early Life and Aging Trends and Effects (RELATE): A Cross-National Study (ICPSR 34241) McEniry, Mary 6. The Survey of Health, Ageing and Retirement in Europe (SHARE) -- Israel, 2005-2006 (ICPSR 22160) Litwin, Howard 7. WHO Study on Global AGEing and Adult Health (SAGE): Wave 1, 2007-2010 (ICPSR 31381) Chatterji, Somnath; Kowal, Paul 8. WHO Study on Global AGEing and Adult Health (SAGE): Wave 0, 2002-2004 (ICPSR 28502) Chatterji, Somnath; Kowal, Paul 9. Chinese Longitudinal Healthy Longevity Survey (CLHLS), 1998-2005 (ICPSR 24901) Yi, Zeng; Vaupel, James W.; Zhenyu, Xiao; et al.