Updates are available Correction dated 2015-10-09
Click to view Correction: https://0-doi-org.brum.beds.ac.uk/10.1186/s12877-015-0115-z
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Authors
Langland, Eva
Tuntland, Hanne
Førland, Oddvar
Aas, Eline
Folkestad, Bjarte
Jacobsen, Frode F.
Kjeken, Ingvild
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Funding
Funding for this research was provided by:
Directorate of Health, Norway (Ref 13/5 149-38)
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Article History
Received: 8 July 2015
Accepted: 2 September 2015
First Online: 15 September 2015
