Search Results Use the search box below to revise your search, or start a new search. Studies (2) Variables Publications Your query returned 2 studies. Sort by: Title A-Z Released/Updated Time Period Most Cited in ICPSR Bib. 1. National Survey of Midlife Development in the United States (MIDUS II): Biomarker Project, 2004-2009 (ICPSR 29282) Ryff, Carol D.; Seeman, Teresa; Weinstein, Maxine 2. National Survey of Midlife Development in the United States (MIDUS I) National Study of Daily Experiences (NSDE), 1996-1997 (ICPSR 3725) Almeida, David M.