[1] Royo Villanova Hosp, Dept Dermatol, Aragon Psychodermatol Res Grp GAI PD, Avda San Gregorio 30, Zaragoza 50015, Spain
[2] Natl Med Univ, Dept Dermatol & Venereol, Bulvar Shevchenko 13, UA-01601 Kiev, Ukraine
[3] Univ Zaragoza, Dept Psychol, C Pedro Cerbuna 12, Zaragoza 50009, Spain