Short- and long-term efficacy of intra-articular injections with betamethasone as part of a treat-to-target strategy in early rheumatoid arthritis: impact of joint area, repeated injections, MRI findings, anti-CCP, IgM-RF and CRP

Merete Lund Hetland, Mikkel Østergaard, Bo Ejbjerg, Søren Jacobsen, Kristian Stengaard-Pedersen, Peter Junker, Tine Lottenburger, Ib Tønder Hansen, Lis Smedegaard Andersen, Ulrik Tarp, Anders Svendsen, Jens Kristian Pedersen, Henrik Skjødt, Torkell Ellingsen, Hanne Lindegaard, Jan Pødenphant, Kim Hørslev-Petersen, CIMESTRA study Group