title: Response to Fergusson & Boden (2015): The importance of considering the impacts of survey non-participation.
authors.affiliation: National Institute of Public Health, University of Southern Denmark, Copenhagen, Denmark. ach@niph.dk.
authors.forename: Anne Illemann
authors.initials: AI
authors.lastname: Christensen
authors.affiliation: National Institute of Public Health, University of Southern Denmark, Copenhagen, Denmark.
authors.forename: Ola
authors.initials: O
authors.lastname: Ekholm
authors.affiliation: MRC/CSO Social and Public Health Sciences Unit, University of Glasgow, Glasgow, UK and Department of Epidemiology, Columbia University, New York, NY, USA.
authors.forename: Linsay
authors.initials: L
authors.lastname: Gray
authors.affiliation: Research Centre for Prevention and Health, The Capital Region of Denmark, Glostrup, Denmark.
authors.forename: Charlotte
authors.initials: C
authors.lastname: Glümer
authors.affiliation: National Institute of Public Health, University of Southern Denmark, Copenhagen, Denmark.
authors.forename: Knud
authors.initials: K
authors.lastname: Juel
mesh_terms: D015982:Bias; D006306:Health Surveys; D006801:Humans; D011795:Surveys and Questionnaires
keywords: Bias; health behaviour; morbidity; mortality; non-response