The Karma system is currently undergoing maintenance (Monday, January 29, 2018).
The maintenance period has been extended to 8PM EST.

Karma Credits will not be available for redeeming during maintenance.

Citing this Article

Right click to copy or hit: ctrl+c (cmd+c on mac)

Published on 02.03.12 in Vol 14, No 2 (2012): Mar-Apr

This paper is in the following e-collection/theme issue:

Tweetations for "Development of Web-Based Computer-Tailored Advice to Promote Physical Activity Among People Older Than 50 Years"

Tweets 1 - 7 of 7.

Tweets 1 - 7 of 7. 1