6Gates GA, Klein JO, Lim DJ, et al. Recent advances in otitis media. 1. Definitions, terminology, and classification of otitis media. Ann Otol Rhinol Laryngol,2002, Suppl ; 188:8-18.
7Goycoolea MV. Mastoid and tympanomastoid procedures in otitis media: classic mastoidectomy (simple, modified, and radical) and current adaptations; open-cavity, closed-cavity, and intactbridge tympanomastoidectomy. Otolaryngol Clin North Am, 1999, 32:513-523.
8Sajjadi H. A one-stage, versatile procedure : intact-bridge mastoidectomy. Otolaryngol Clin North Am, 1999,32 : 555-565.
