Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ueda Hiromi and Uchida Yasue and Okamoto Hiroki and Ogawa Tetsuya and Takahashi Masakatsu,Spontaneous Regression of Congenital Cholesteatoma,Practica Oto-Rhino-Laryngologica,0032-6313,The Society of Practical Otolaryngology,2013,106,7,582-583,https://cir.nii.ac.jp/crid/1390282679249730944,https://doi.org/10.5631/jibirin.106.582