Influence of the day care, home and neighbourhood environment on young children's physical activity and health: protocol for the PLAYCE observational study
Hayley Christian, Clover Maitland, Stephanie Enkel, Georgina Trapp, Stewart G Trost, Jasper Schipperijn, Bryan Boruff, Leanne Lester, Michael Rosenberg, Stephen R Zubrick
BMJ Open Dec 2016, 6 (12) e014058; DOI: 10.1136/bmjopen-2016-014058