Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kobari Takehiro and Ogawa Hiroshi and Yokoyama Shuji,A Case of Acute Mastoiditis Progressing to Bezold’s Abscess in an Adult Patient,Practica Oto-Rhino-Laryngologica,00326313,The Society of Practical Otolaryngology,2020,113,7,415-422,https://cir.nii.ac.jp/crid/1390848250124749312,https://doi.org/10.5631/jibirin.113.415