Frehlich, L., Friedenreich, C., Nettel-Aguirre, A. and McCormack, G. R. (2018) “Test-retest reliability of a modified International Physical Activity Questionnaire (IPAQ) to capture neighbourhood physical activity”, Journal of Human Sport and Exercise, 13(1), pp. 174–187. doi: 10.14198/jhse.2018.131.17.