title: Authors' reply to Braillon and Bewley.
authors.affiliation: Population Health Research Institute, St George's University of London, London SW17 0RE, UK mussher@sgul.ac.uk.
authors.forename: Michael
authors.initials: M
authors.lastname: Ussher
authors.affiliation: Division of Primary Care and UK Centre for Tobacco and Alcohol Studies, University of Nottingham, Nottingham, UK.
authors.forename: Tim
authors.initials: T
authors.lastname: Coleman
authors.affiliation: Health Behaviour Research Centre, Department of Epidemiology and Public Health, University College London, London, UK.
authors.forename: Robert
authors.initials: R
authors.lastname: West
authors.affiliation: Nuffield Department of Primary Care Health Sciences, University of Oxford, Oxford, UK.
authors.forename: Paul
authors.initials: P
authors.lastname: Aveyard
authors.affiliation: Division of Epidemiology and Public Health and UK Centre for Tobacco and Alcohol Studies, University of Nottingham, Nottingham, UK.
authors.forename: Sarah
authors.initials: S
authors.lastname: Lewis
mesh_terms: D001521:Behavior Therapy; D005081:Exercise Therapy; D005260:Female; D006801:Humans; D011247:Pregnancy; D011295:Prenatal Care / Q000379:methods*; D016540:Smoking Cessation; D000074606:Smoking Prevention