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Journal of Aging Research
Volume 2011, Article ID 420714, 10 pages
Research Article

The Impact of Physical Activity on Disability Incidence among Older Adults in Mexico and the United States

1Institute of Gerontology, College of Public Health, University of Georgia, 255 E. Hancock Avenue, Athens, GA 30602, USA
2Sealy Center on Aging, University of Texas Medical Branch, Galveston, TX 77555, USA

Received 31 August 2010; Revised 14 January 2011; Accepted 17 February 2011

Academic Editor: Iris Reuter

Copyright © 2011 Kerstin Gerst et al. This is an open access article distributed under the Creative Commons Attribution License, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.

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