RT Journal Article SR Electronic T1 Socially awkward: how can we better promote walking as a social behaviour? JF British Journal of Sports Medicine JO Br J Sports Med FD BMJ Publishing Group Ltd and British Association of Sport and Exercise Medicine SP 757 OP 758 DO 10.1136/bjsports-2017-098564 VO 52 IS 12 A1 Ruth F Hunter A1 Kylie Ball A1 Olga L Sarmiento YR 2018 UL http://bjsm.bmj.com/content/52/12/757.abstract AB