Funding for this research was provided by:
Stiftelsen för Strategisk Forskning (ID15-0035)
IngaBritt och Arne Lundbergs Forskningsstiftelse (425)
Received: 13 September 2019
Accepted: 6 March 2020
First Online: 12 May 2020
Ethics approval and consent to participate
: Permission (J.nr.: 2015–12–711-03228/AMSE) to use animal by-products (category 3) for research and diagnostics from the Danish Veterinary and Food Administration under Ministry of Environment and Food of Denmark. Approval number (Danish: <i>Godkendelsesnummer</i>): DK-10-3-oth-005.
: Not applicable.
: DS is an industrial PhD student – enrolled at Lund University, employed by Nordic Bioscience. ACBJ and YH are full-time employees at Nordic Bioscience, which is a privately owned, small-medium size enterprise (SME) partly focused on the development of biomarkers for rheumatic and fibrotic diseases. ACBJ is a shareholder of Nordic Bioscience. AA and PÖ have no competing interests.