Cumulative kinetics of epigenetic abnormalities during initiation and progression of Adult T-cell Leukemia/Lymphoma (ATLL) by Takahashi Kiyoshi, Ouchida Mamoru, Utsunomiya Atae, Murakami Ichiro, Takata Katsuyoshi, Washio Kana, Shinnou Yoko, Al-Kader Lamia A, Sato Hiaki, Oka Takashi, Yoshino Tadashi