Kyvsgaard, Nini https://orcid.org/0000-0001-9490-1333
Thastum, Mikael https://orcid.org/0000-0001-8582-5682
Mikkelsen, Torben Stamm https://orcid.org/0000-0001-8188-2188
Christensen, Anne Estmann https://orcid.org/0000-0003-3097-8133
Herlin, Troels https://orcid.org/0000-0002-6525-3207
Funding for this research was provided by:
Gigtforeningen (R141-A4002, >R128-A3394, >R91-A1652)
Børnecancerfonden
Arvid Nilssons Fond
Article History
Received: 27 November 2019
Accepted: 18 January 2020
First Online: 29 January 2020
Compliance with ethical standards
:
: None of the authors have any conflict of interest.
: The study was performed in accordance with the Declaration of Helsinki, approved by the local research ethics committee and all participating families provided written informed consent prior to enrollment.