aDepartment of Radiology, National Center of Neurology and Psychiatry, Kodaira, Tokyo

bDepartment of Neuropsychiatry, University of Tsukuba, Tsukuba, Ibaraki

cDepartment of Radiology, Graduate School of Medicine, University of Tokyo, Bunkyo-ku

dDepartment of Psychiatry, National Center of Neurology and Psychiatry

eDepartment of Educational Promotion, Clinical Research & Education Promotion Division, National Center of Neurology and Psychiatry

fDepartment of Neurology, National Center of Neurology and Psychiatry, Kodaira, Tokyo and

gDepartment of Biofunctional Imaging, Fukushima Medical University, Fukushima City, Fukushima, Japan

Received 31 March 2023 Accepted 6 April 2023.

Correspondence to Dr. Miho Ota, MD, PhD, Department of Radiology, National Center of Neurology and Psychiatry, 4-1-1, Ogawa-Higashi, Kodaira, Tokyo 187-8551, Japan, Tel: +81 29 853 3182; e-mail: [email protected]