Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Takemura Atsushi and Ito Masayasu,Tissue Extraction of Ultrasonic Image by Using Two-Dimensional AR Model,"IEEJ Transactions on Electronics, Information and Systems",03854221,The Institute of Electrical Engineers of Japan,1995,115,12,1444-1451,https://cir.nii.ac.jp/crid/1390282679585698176,https://doi.org/10.1541/ieejeiss1987.115.12_1444