Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Hideki Matsuda and Takafumi Yoshida and Choichi Horiuchi,Postoperative mastoid cyst with cholesterol granuloma,横浜医学 = Yokohama medical journal,03727726,横浜 : 横浜市立大学医学会,2006-05,57,3,81-84,https://cir.nii.ac.jp/crid/1520290884905475712,