Funding for this research was provided by:
Svenska Läkaresällskapet (SLS-595121)
Magnus Bergvalls Stiftelse (2016-01820)
Anna-Greta Crafoord Foundation (20162008)
Text and Data Mining valid from 2019-02-12
Received: 29 November 2018
Accepted: 3 February 2019
First Online: 12 February 2019
Ethics approval and consent to participate
: The study was approved by the Regional Ethics Review Board, Lund, Sweden, reference number 2011/596. Informed written consent was obtained from all subjects before study inclusion and the study conformed to the ethical guidelines of the Declaration of Helsinki.
: Not applicable.
: The authors declare that they have no competing interests.
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