5Moore T.Assesment of amnio fluid volume in at risk pregnancies[J].Clin Obstet Gynecol,1995,38(1):78-90.
6Christianson C,Huff D,Mcpherson E.Limb defonmations in oligohydrumnions sequence[J].Am J Med Genet,1999,86(5):430-433.
7Moore TR. Assesment of amnio fluid volume in at-risk pregnancies[J]. Clin Obstet Gynecol, 1995,38 (1) : 78-90.
8Selam B, Koksal R, Ozcan T. F, et al. etal arterial and venous doppler parameters in the interpretation of oligohydramnios in postterm pregnancies [ J ]. Ultrasound Obstet Gynecol , 2000,15 (5) :403- 406.
9Oz Au, Holub B, Mendilcioglu I, et al. Renal artery doppler investigation of the etiology of oligohydramnios in postterm pregnancy [ J]. Obstet Gynecol,2002,100(4) :715-718.
10Casey B Ⅲ, Ⅲ Clntire DD, Bloom SL, et al. Pregnancy outcomes after antepartum diagnosis of oligohydramnios at or beyond 34 weeks' gestation [ J ]. Am Obstet Gynecol,2000,182 (4) :909 - 912.
