RT Journal Article SR Electronic T1 FYSS (physical activity book for prevention and treatment): behavioural change also for the physician? 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 937 OP 938 DO 10.1136/bjsports-2013-092940 VO 47 IS 15 A1 Mats Börjesson A1 Carl Johan Sundberg YR 2013 UL http://bjsm.bmj.com/content/47/15/937.abstract AB