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Validation of performance of Spanish version of PURE-4 questionnaire for early identification of psoriatic arthritis after 1 year of follow-up in patients with psoriasis

Fig 2

Baseline treatment of patients undergoing psoriasis treatment included in Assessment II.

PDE-4, phosphodiesterase 4; PsA, psoriatic arthritis.

Fig 2

doi: https://doi.org/10.1371/journal.pone.0342498.g002