title: Merit of nagging policy makers as part of a comprehensive campaign to effect change.
authors.affiliation: School of Public Health, Imperial College London, London W6 8RP, UK a.laverty@imperial.ac.uk.
authors.forename: Anthony
authors.initials: A
authors.lastname: Laverty
authors.affiliation: Department of Public Health and Policy, Institute of Psychology, Health and Society, University of Liverpool, Liverpool, UK.
authors.forename: Simon
authors.initials: S
authors.lastname: Capewell
mesh_terms: D015444:Exercise; D058006:General Practice; D006801:Humans; D010353:Patient Education as Topic