Martins, João Diogo, Vítor Certal, Tiago Santos, Hélder Silva, Hugo Amorim, and Carlos Carvalho. 2011. “Idiopathic Sudden Sensorineural Hearing Loss - Results After 3 Years of Therapeutic Protocol Implementation”. Portuguese Journal of Otorhinolaryngology and Head and Neck Surgery 49 (4):261-65. https://doi.org/10.34631/sporl.197.