8Lefebvre PP, Staecker H. Steroid perfusion of the inner ear for sudden sensorineural hearing loss after failure of conventional therapy : a pilot study. Acta Otolaryngol,2002,122: 698-702.
9Lim HI, Kim YT, Choi SJ, et al. Efficacy of 3 different steroid treatments for sudden sensorineural hearing loss: a prospective,randomized trial. Otolaryngol Head Neck Surg,2013,148:121-127.
10S|attery WH, Fisher LM, Iqbal Z, et al. Intratympanic steroid in- jection for treatment of idiopathic sudden hearing loss. Otolaryngol Head Neck Surg,2005,133:251-259.
