[1] Department of Dermatology,
[2] Keio University School of Medicine,undefined
[3] 35 Shinanomachi,undefined
[4] Shinjuku,undefined
[5] Tokyo 160-8582,undefined
[6] Japan e-mail: takayuki@med.keio.ac.jp,undefined
[7] Tel.: +81-3-33531211,undefined
[8] Fax: +81-3-33516880,undefined
[9] Department of Dermatology,undefined
[10] Hokkaido University School of Medicine,undefined
[11] Sapporo,undefined
[12] Japan,undefined
[13] Department of Dermatology,undefined
[14] Kanazawa University School of Medicine,undefined
[15] Kanazawa,undefined
[16] Japan,undefined