American Journal of Epidemiology (Vol. 176, No. 11, Dec. 1, 2012).
aje.oxfordjournals.org/content/176/11?etoc
Global Public Health (Vol. 7, No. 10, December 2012).
www.tandfonline.com/toc/rgph20/7/10
Journal of Aging and Physical Activity (Vol. 21, No. 1, January 2013).
journals.humankinetics.com/japa-current-issue
Journal of Aging & Social Policy (Vol. 24, No. 4, 2012).
www.tandfonline.com/toc/wasp20/24/4
Journal of Population Aging (Vol. 5, No. 4, December 2012).
link.springer.com/journal/12062/5/4/page/1
Public Health (Vol. 126, No. 12, December 2012).
