Is the relationship between the built environment and physical activity moderated by perceptions of crime and safety?

por Bracy, Nicole L, Millstein, Rachel A, Carlson, Jordan A, Conway, Terry L, Sallis, James F, Saelens, Brian E, Kerr, Jacqueline, Cain, Kelli L, Frank, Lawrence D, King, Abby C
Publicado 2014