About the Authors

Koichiro Yasaka

koyasaka@gmail.com

Affiliation Department of Radiology, The Institute of Medical Science, The University of Tokyo, Tokyo, Japan

Osamu Abe

Affiliation Department of Radiology, Graduate School of Medicine, The University of Tokyo, Tokyo, Japan

Competing Interests

I have read the journal’s policy and the authors of this manuscript have the following competing interests: KY receives a research grant from Japan Radiological Society. OA has no competing interest regarding this work.