Added 1425 days ago (02.08.2018)
Authors: Glintborg B, Lindström U, Aaltonen K, Kristianslund EK, Gudbjornsson B, Chatzidionysiou K, Askling J, Nordström D, Hetland ML, Di Giuseppe D, Dreyer L, Kristensen LE, Jørgensen TS, Eklund K, Grondal G, Ernestam S, Joensuu J, Törmänen M, Skydsgaard H, Hagfors J, Kvien TK, Lie E, Fagerli K, Geirsson AJ, Jonsson H, Provan SA, Krogh NS, Jacobsson L, On behalf of: the DANBIO Registry, Copenhagen, Denmark; the SRQ/ARTIS Registry, Stockholm, Sweden; the ROB-FIN Registry, Helsinki, Finland; the NOR-DMARD Registry, Oslo, Norway; the ICEBIO Registry, Reykjavik, Iceland
