TY - BOOK AU - Gersdorff, Michel TI - Atlas of middle ear surgery SN - 9783131450418 (hb) U1 - 617.84059 PY - 2011/// CY - New York PB - Thieme KW - Middle ear-Surgery KW - Surgical tools KW - Ossicular abnormalities KW - Canal wall KW - Operating room KW - PRH ER -