Affiliation: | 1. Department of Hematology, Iizuka Hospital, Iizuka, Japan;2. Department of Pathology, School of Medicine, Kurume University, Kurume, Japan;3. Clinical Research Institute, National Kyushu Cancer Center, National Hospital Organization, Fukuoka‐city, Japan;4. Department of Medicine and Bioregulatory Science, Graduate School of Medical Sciences, Kyushu University, Fukuoka, Japan |