〇(M2)Xiaodong Yue¹、Madhushanka Rukshani Liyanaarachchi²、Kenji Shimazoe¹、Kenichiro Ogane³、Hiroyuki Takahashi¹、Miwako Takahashi⁴、Etsuko Kobayashi¹、Ichiro Sakuma¹ (1.Univ. Tokyo、2.Univ. Moratuwa、3.Univ. Tokyo Hosp.、4.Nat. Inst. Radiological sciences)