000 00375nam a22001457a 4500
020 _a9780443054716
050 _aMED RG527.5.U48
_bC48
245 _aObstetric ultrasound how why and when
250 _a3rd ed
260 _aLondon
_bElsevier Churchill Livingstone
_c2004
300 _axii,264p
_bill
700 _aChudleigh,Trish
700 _aThilaganathan,Basky
942 _cBK
999 _c4627
_d4627