Pain mechanisms and ultrasonic inflammatory activity as prognostic factors in patients with psoriatic arthritis: protocol for a prospective, exploratory cohort study.
Pil HøjgaardRobin ChristensenLene DreyerPhilip MeaseMaarten de WitLone SkovBente GlintborgAnton Wulf ChristensenChristine BallegaardHenning BliddalKristine BukhaveElse Marie BartelsKirstine AmrisKaren EllegaardLars Erik KristensenPublished in: BMJ open (2016)
NCT02572700, Pre-results.