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date: 28 September 2020

Methodology for Twin Studies of Aging 

The Oxford Encyclopedia of Psychology and Aging
Michael J. LyonsMichael J. Lyons, Chandra A. ReynoldsChandra A. Reynolds, William S. KremenWilliam S. Kremen, Carol E. FranzCarol E. Franz

In 1900 the average life expectancy at birth in the United States was 47.3 years; by 2011 the average life expectancy was 78.7 years. In ... ...

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