Article info
Original article
What physical activity surveillance needs: validity of a single-item questionnaire
- Correspondence to Dr Miriam Wanner, Physical Activity and Health Working Unit, Institute of Social and Preventive Medicine, University of Zurich, Seilergraben 49, Zurich CH-8001, Switzerland; miriam.wanner{at}uzh.ch
Citation
What physical activity surveillance needs: validity of a single-item questionnaire
Publication history
- Accepted May 12, 2013
- First published June 14, 2013.
Online issue publication
October 11, 2022
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