SheWDaiYDuXHearing evaluation of intratympanic methylprednisolone perfusion for refractory sudden sensorineural hearing loss. Otolaryngol Head Neck Surg2010; 142:266–71.
2.
ItoSFuseTYokotaMPrognosis is predicted by early hearing improvement in patients with idiopathic sudden sensorineural hearing loss. Clin Otolaryngol2002; 27:501–4.
3.
ShinSOChoiYSLeeJYThe efficacy of an additional cycle of oral steroids in partially recovered sudden sensorineural hearing loss (SSNHL) after initial oral steroid therapy. Acta Otolaryngol Suppl2007; 558:49–53.