000 00306nam a2200121Ia 4500
008 220802s1993 xx 000 0 und d
041 _aeng
100 _aTos,Mirko
245 _aManual of middle ear surgery
260 _aNew Yark
_bThieme medical publisher
_c1993
300 _a403
650 _aENT(617.51)
999 _c142419
_d142419