Affiliation: | 1.First Department of Paediatrics, Toho University School of Medicine, 6-11-1 Omori-nishi, Ota-ku, Tokyo 143-8541, Japan,;2.First Department of Dermatology, Toho University School of Medicine, Ota-ku, Tokyo, Japan,;3.Department of Paediatrics, Social Insurance Tonan General Hospital, Tokyo, Japan, |