000 00285nam a2200097Ia 4500
008 220809s1993 xx 000 0 und d
041 _aeng
245 _aOtolaryngologic Clinics of North America Vol.26, No.4, 1993
260 _aPhiladelphia
_bWB Saunders Co
_c1993
520 _aBack Volume
999 _c159362
_d159362