國松 聡
Akira Kunimatsu (東京大学大学院　医学系研究科　放射線医学講座
Department of Radiology, Graduate School of Medicine, The University of Tokyo)

土井下 怜
Satoshi Doishita (大阪市立大学大学院　医学研究科　放射線診断学・IVR学
Osaka City University Graduate School of Medicine, Department of Diagnostic and Interventional Radiology)