RT Journal Article SR Electronic T1 Assessment of Enthesitis in Psoriatic Arthritis JF The Journal of Rheumatology JO J Rheumatol FD The Journal of Rheumatology SP 869 OP 870 DO 10.3899/jrheum.181380 VO 46 IS 8 A1 PHILIP S. HELLIWELL YR 2019 UL http://www.jrheum.org/content/46/8/869.abstract AB