Offidani, Emanuela, et al. “Discriminating the Presence of Psychological Distress in Patients Suffering from Psoriasis: An Application of the Clinimetric Approach in Dermatology”. Acta Dermato-Venereologica, vol. 96, no. 217, May 2016, pp. 69-73, doi:10.2340/00015555-2369.