000 00312nam a2200133Ia 4500
008 200512s9999 xx 000 0 und d
082 _a618.1
100 _aHacker
245 0 _aEssential of obstetric and gynecology
250 _a5
260 _bElsevier
_c-
440 _v_
650 _aobstetric and gynecology
999 _c50757
_d50757