Residential self-selection bias in the estimation of built environment effects on physical activity between adolescence and young adulthood.
Boone-Heinonen
Janne
J
Department of Nutrition, University of North Carolina at Chapel Hill, Carolina Population Center, 123 West Franklin St,, Campus Box 8120, Chapel Hill, 27516-3997, USA. pglarsen@unc.edu.
Guilkey
David K
DK
Evenson
Kelly R
KR
Gordon-Larsen
Penny
P