1) Uchiyama T, et al: Adult T-cell leukemia: Clinical and hematological features of 16 cases. Blood 50: 481∼492, 1977
2) Takatsuki K, et al: Adult T-cell leukemia in Japan, in Topics in Hematology, ed S. Seno, F. Takaku, S. Irino (Excerpta Medica, Amsterdam) 73∼77, 1977