000 00335nam a2200145Ia 4500
008 240112s2012 xx 000 0 und d
022 _a14700328
041 _aeng
082 _a618.9205
100 _aSTEER P.
245 _aBRITISH JOU OF OBST & GYNECOLOGY
260 _bBJOG
_c2012
300 _a521-1025
_c42132
440 _v119
999 _c1143985
_d1143985