Affiliation: | (1) Department of Dermatology, Asahikawa Medical College, 2-1-1-1 Midorigaokahigashi, Asahikawa 078-8510, Japan;(2) Photochemical Research Division, Moriyama Memorial Hospital, Asahikawa 078-8510, Japan;(3) Photochemical Co. Ltd., 5319-1 Haga, Okayama 701-1221, Japan |