1. Total obliteration of the mastoid, middle ear and external auditory canal;Bartels;A review of 27 cases. Laryngoscope,1981
2. Standard classification for surgery of chronic ear infection;Arch Otolaryngol,1965
3. Surgery of chronic otitis media;Sheehy,1984
4. Tympanoplasty: Staging the operation;Sheehy;Laryngoscope,1973
5. Middle ear reconstruction: Current status;Sheehy;Adv Otolaryngol Head Neck Surg,1987