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

Research Instruments, Questionnaires, and Tools 


Advertisement: Preregister now for the Medicine 2.0 Congress

Tweetations for "Measuring Physical Activity in a Cardiac Rehabilitation Population Using a Smartphone-Based Questionnaire" in the last month

Leila Pfaeffli, Ralph Maddison, Yannan Jiang, Lance Dalleck, Marie Löf
J Med Internet Res 2013 (Mar 22); 15(3):e61 

ALL TIME (16)  IN THE LAST MONTH (0)  IN THE LAST SIX MONTHS (1)  IN THE LAST YEAR (1)

"No tweets found (yet). Tweets listed here are archived every night - for real time results search twitter.