Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Ishikawa Toshio and Ichimura Keiichi,An Epidemiological Study on Deafness in Patients with Mumps,Practica Oto-Rhino-Laryngologica,00326313,The Society of Practical Otolaryngology,2004,97,4,285-290,https://cir.nii.ac.jp/crid/1390282679240599040,https://doi.org/10.5631/jibirin.97.285