R. Queiro-Silva, A. López-Ferrer, M. Ferran i Farrés, R. Rivera-Díaz, D. Vidal-Sarro, L. Rodríguez Fernández-Freire, P. de la Cueva-Dobao, J. Santos-Juanes, V. Rocamora-Duran, L. Gómez-Labrador, I. Belinchón-Romero. "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." PLoS ONE (2026). https://doi.org/10.1371/journal.pone.0342498