Open AccessA Cross-Sectional and Longitudinal Study of Travel by Walking Before and After School Among Eighth-Grade Girls
Author(s) -
Brit I. Saksvig,
Larry S. Webber,
John P. Elder,
Dianne S. Ward,
Kelly R. Evenson,
Marsha Dowda,
Soo Eun Chae,
Margarita S. Treuth
Publication year - 2012
Publication title -
carolina digital repository (university of north carolina at chapel hill)
Language(s) - English
DOI - 10.17615/yvac-qx70
Subject(s) - psychology , longitudinal study , cross sectional study , geography , demography , mathematics education , mathematics , statistics , sociology