Clinical and ultrasonographic predictors for achieving minimal disease activity in patients with psoriatic arthritis: the UPSTREAM (Ultrasound in PSoriatic arthritis TREAtMent) prospective observational study protocol.
Marco CanzoniMatteo PigaAlen ZabottiCarlo Alberto ScirèGreta CarraraIgnazio OlivieriAnnamaria IagnoccoPublished in: BMJ open (2018)
NCT03330769; Pre-results.