000 00282nam a2200097Ia 4500
008 220809s1990 xx 000 0 und d
041 _aeng
245 _aSurgical Clinics of North America Vol.70, No.4, Aug 1990
260 _aPhiladelphia
_bWB Saunders Co
_c1990
520 _aBack Volume
999 _c158739
_d158739