000			00313cam a2200109 4500
001			CN66073
008			120401t2003 xxu||||| |||| 00| 0 eng d
100			_aSultan AH
245			_aThe role of anal endosonography in obstetrics. Ultrasound Obstet Gynecol. 2003 Dec;22(6):559-60
260			_c2003
500			_aMonograph
999			_c61387 _d61387