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Authors
Sigurdardottir, Heida Maria http://orcid.org/0000-0002-4248-0992
Danielsdottir, Hilda Bjork
Gudmundsdottir, Margret
Hjartarson, Kristjan Helgi
Thorarinsdottir, Elin Astros
Kristjánsson, Árni
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Article History
Received: 12 September 2016
Accepted: 2 March 2017
First Online: 4 April 2017
Competing Interests
: The authors declare that they have no competing interests.
