000 00317nam a2200109Ia 4500
008 220809s2009 xx 000 0 und d
041 _aeng
245 _aObsterica and gynecology clinics of North america Vol-36,No-1,March,2009
260 _c2009
520 _aBack Volume
650 _aObstetrics and Gynaecology (618)
999 _c164600
_d164600