TY - GEN AU - Gruber,B TI - Doc's discussion at HEC SN - 0192-9763 PY - 1996///0306 KW - Adult KW - Cholesteatoma KW - congenital KW - Humans KW - Male KW - Mastoid KW - Radiography KW - Recurrence KW - Reoperation KW - methods N1 - Publication Type: Case Reports; Letter ER -