10Cheng P J, Chueh H Y, Soong Y K. Sonographic diagnosis of auterine defect in a pregnancy at 6 weeks gestation with a history of curettage[J]. Ultrasound Obstet Gynecol,2003,21(5):501- 503.
2Fauzia Q, Vandereer MD, Jade J, et al. Imaging of acute pelvic pain[ J]. Clin Obstet Gynccol,2009,52( 1 ) :2-20.
3Graeb C, Reiser M, Jauch KW, et al. Acute abdomen:clinical background and demands on imaging [ J ]. Radiology, 2010,50 (3) :209-213.
4Anderson NH, Sadler LC, Stewart AW, et al. Maternal and patho- logical pregnancy characteristics in customised birth-weight cen- tiles and identification of atrisk small for gestational-age infants : a retrospective cohort study[ J]. BJOG ,2012,119 (7) : 848-856.
5Chen ZY, Liu JH, Liang K, et al. The diagnostic value of a multi- variate logistic regression analysis model with transvaginalpower Doppler ultrasonography for the prediction of ectopic pregnancy [J]. J Int Med Res,2012,40( 1 ) :184-193.
6Wu R, Klein MA, Mahboob S, et al. Magnetic resonance imaging as an adjunct to ultrasound in evaluating cesarean scar ectopic pregnancy [ J ]. J Clin Imaging Sci, 2013,3 ( 1 ) : 16.