Funding for this research was provided by:
Research Council Faroe Islands (0330)
Received: 27 July 2018
Accepted: 21 December 2018
First Online: 7 January 2019
Ethics approval and consent to participate
: The Faroese Ethical Committee (Vísindasiðsemisnevndin) decided on November, the 2nd 2013, that our study did not need approval according to Faroese law as it was register based. The need for consent was deemed unnecessary by the same agency, according to national regulations. The study was approved by The Faroese Data Protection Agency (J. no: 13/00082–4). Gathered data were anonymized and kept on the hospital’s safe server.
: Not applicable.
: The authors declare that they have no competing interests.
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