SAT0397 GUSELKUMAB, AN IL-23 INHIBITOR THAT SPECIFICALLY BINDS TO THE IL23P19-SUBUNIT, FOR ACTIVE PSORIATIC ARTHRITIS: ONE YEAR RESULTS OF A PHASE 3, RANDOMIZED, DOUBLE-BLIND, PLACEBO-CONTROLLED STUDY OF PATIENTS WHO WERE BIOLOGIC-NAÏVE OR TNFΑ INHIBITOR-EXPERIENCED