Article History
Accepted: 23 September 2020
First Online: 29 October 2020
Competing interests
: A.L. has received consultancy fees from Pfizer. M.K. has acted as a consultant for Abbvie, Flexion, GlaxoSmithKline, Kiniksa, Levicept, Merck Serono and Pfizer, with fees paid to her institution; she has received royalties from Wolters Kluwer for contributing to Up-to-Date and from Springer Verlag for contributing to “Reumatologie en klinische immunologie”; and she has received grant funding from the Dutch Arthritis Association, European League Against Rheumatism and IMI/APPROACH. P.R. has received consultancy fees from BioIberica, Expanscience, Genévrier, Labrha, Pierre Fabre and Pfizer.