Virtual and actual: Relative accuracy of on-site and web-based instruments in auditing the environment for physical activity
Ben-Joseph, Eran, Lee, Jae Seung, Cromley, Ellen K., Laden, Francine, Troped, Philip J.Volume:
19
Language:
english
Journal:
Health & Place
DOI:
10.1016/j.healthplace.2012.11.001
Date:
January, 2013
File:
PDF, 171 KB
english, 2013