FRI0487 Apremilast is associated with long-term (4-YEAR) DAS-28 (CRP) remission and improvements in skin disease: results from a phase iii study in dmard/biologic-experienced patients with active psoriatic arthritisCJ Edwards, CA Birbara, Jeffrey Crowley et al.|Annals of the Rheumatic Diseases|2017Cited by 4