Measuring the Environment for Friendliness Toward Physical Activity: A Comparison of the Reliability of 3 Questionnaires

Abstract
American Journal of Public Health (AJPH) from the American Public Health Association (APHA) Measuring the Environment for Friendliness Toward Physical Activity: A Comparison of the Reliability of 3 Questionnaires, an article from American Journal of Public Health, Vol 94 Issue 3