1 Department of Dermatology, Uonuma Institute of Community Medicine, Niigata University Medical and Dental Hospital, Minamiuonuma, Japan.
2 Department of Dermatology, Uonuma Institute of Community Medicine, Niigata University Medical and Dental Hospital, Minamiuonuma, Japan; Department of Dermatology, Niigata University School of Medicine, Niigata, Japan. Electronic address: [email protected].
3 Department of Pathology, Uonuma Institute of Community Medicine, Niigata University Medical and Dental Hospital, Minamiuonuma, Japan.
4 Department of Dermatology, Niigata University School of Medicine, Niigata, Japan.