Types and indications of staging.
D005205:Fascia / Q000637:transplantation; D005500:Follow-Up Studies; D006311:Hearing Disorders / Q000601:surgery*; D006801:Humans; D008416:Mastoid / Q000601:surgery; D008722:Methods; D013997:Time Factors; D014182:Transplantation, Autologous; D014433:Tympanoplasty