The challenges of evaluating environmental interventions to increase population levels of physical activity: the case of the UK National Cycle Network.
Lawlor
D A
DA
Department of Social Medicine, University of Bristol, Bristol, UK. D.A.lawlor@bristol.ac.uk
Ness
A R
AR
Cope
A M
AM
Davis
A
A
Insall
P
P
Riddoch
C
C
D001642:Bicycling; D004779:Environment Design; D015444:Exercise; D006293:Health Promotion / Q000379:methods*; D006801:Humans; D015397:Program Evaluation; D011634:Public Health; D006113:United Kingdom; D016138:Walking