- Sales effects of product health information at points of purchase: a systematic reviewJonathan Van 't Riet
Department of Applied Psychology, Amsterdam University of Applied Sciences, P O Box 1025, 1000 BA Amsterdam, The Netherlands
Public Health Nutr 16:418-29. 2013..The present paper provides an overview of empirical evidence on the effectiveness of product health information for food products at the point of purchase...
- Convergent validity of the international physical activity questionnaire (IPAQ): meta-analysisYoungdeok Kim
Department of Health and Human Performance, Middle Tennessee State University, 1500 Greenland Drive, P O Box 96, Murfreesboro, TN 37132, USA
Public Health Nutr 16:440-52. 2013..The purpose of the present study was to use a meta-analytic approach to examine the convergent validity of the international physical activity questionnaire (IPAQ)...