TY - GEN AU - Gersdorff,M AU - Maisin,J P TI - [Controversy--open technic--closed technic. Critical review of the literature and our personal experience] SN - 0001-6497 PY - 1985///1017 KW - Biocompatible Materials KW - Cholesteatoma KW - surgery KW - Ear Diseases KW - Ear, Middle KW - Evaluation Studies as Topic KW - Hearing Tests KW - Humans KW - Mastoid KW - Methods KW - Prostheses and Implants KW - Recurrence KW - Tympanoplasty KW - methods N1 - Publication Type: Comparative Study; English Abstract; Journal Article ER -