1. THE BOUNDARIES OF DERMATOLOGY
2. 2) Pascher, F.: Handbuch d. Haut u. Geschlechts-Krankheiten, Jadassohn, II/2, Springer-Verlag, Berlin, 1965, p. 440.
3. 3) 古谷達孝: 日本臨牀. 26: 3366, 1968.
4. 4) Rothfield, N. F. & March, C. H.: Dermatology in General Medicine, Ed. by Fitzpatrick et al., McGraw-Hill, New York, 1971, p. 1493.
5. 5) 皆見紀久男·他: 日本臨牀. 26: 3430, 1968.