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Date: 2008-06-01 14:02:55 | Chapter 1 Death and Aging: Past and Present David L. Wilson During the 20th century, human life expectancy increased significantly in most nations of the world. The gradual, progressive increase in life expectancy was dAdd to Reading ListSource URL: www.bio.miami.eduDownload Document from Source WebsiteFile Size: 250,62 KBShare Document on Facebook |