[1] Inst CUF, Ctr Dermatol Epidermis, Oporto, Portugal
[2] Portuguese Skin Canc Assoc, Oporto, Portugal
[3] Univ Porto, Fac Med, Ctr Hlth Technol & Serv Res CINTESIS, Oporto, Portugal
[4] Univ Porto, Fac Med, Dept Hlth Informat & Decis Sci, Oporto, Portugal
[5] Inst Valenciano Oncol, Dept Dermatol, Valencia, Spain
[6] Univ Porto, Fac Med, Oporto, Portugal