CheckAP: Prevalence of psoriatic arthritis (PsA) and performance evaluation of the EARP questionnaire in the population of Portuguese patients with psoriasis followed in a dermatology setting
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Background: The percentage of Portuguese psoriasis patients with psoriatic arthritis is unknown but musculoskeletal complaints related to PsA affect up to a third of patients. Dermatologists can identify early PsA as skin symptom... ...
