[1] Univ Ancona, Dept Haematol, Ancona, Italy
[2] Univ Ancona, Ist Pathol, Ancona, Italy
[3] Macerata Hosp, Unit Dermatol, Macerata, Macerata, Italy
[4] Umberto Hosp 1, Div Dermatol, Ancona, Italy
[5] San Severino Hosp, Serv Dermatol, San Severino Marc, Macerata, Italy
[6] Fabriano Hosp, Serv Dermatol, Ancona, Italy