Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) TOCHIO H,The efferent blood flow of early hepatocellular carcinoma and borderline lesions : demonstration by color Doppler imaging,J Med Ultrasonics,,,1999,26,,781-785,https://cir.nii.ac.jp/crid/1570291225327887872,