Funding for this research was provided by:
Skåne University Hospital Foundation
Text and Data Mining valid from 2019-01-28
Received: 1 June 2018
Accepted: 15 January 2019
First Online: 28 January 2019
Ethics approval and consent to participate
: This study has been performed in accordance with the Declaration of Helsinki and is approved by the ethics committee in Lund, Lund University with reference number 2016/638.
: Not applicable.
: The authors declare that they have no competing interests.
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