17 - University of Michigan

Pettee KK, Brach JS, Kriska AM, Boudreau R, Richardson CR, Colbert LH, Satterfield S, Visser M, Harris TB, Ayonayon HN, Newman AB. Influence of marital status on physical activity levels among older adults. Med Sci Sports Exerc 2006;38(3):541-6. Richardson CR, Schwenk TL. ................
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