Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) ATKINSON IC,Safety of human MRI at static fields above the FDA 8T guideline : sodium imaging at 9.4T does not affect vital signs or cognitive ability,J Magn Reson Imag,,,2007,26,,1222-1227,https://cir.nii.ac.jp/crid/1572261549932856320,