What works to promote walking at the population level? A systematic review.
Foster C, Kelly P, Reid HAB, Roberts N, Murtagh EM, Humphreys DK, Panter J, and Milton K
British Journal of Sports Medicine. Mar 2018
(DOI : 10.1136/bjsports-2017-098953)
Self-rated walking pace and all-cause, cardiovascular disease and cancer mortality: individual participant pooled analysis of 50 225 walkers from 11 population British cohorts.
Stamatakis E, Kelly P, Strain T, Murtagh EM, Ding D, and Murphy MH
British Journal of Sports Medicine. Oct 2017
(DOI : 10.1136/bjsports-2017-098677)