7Shipp TD,Nguyen HT,Bromley B. Importance of renal abnormalities first identified in the third trimester after normal findings on a detailed second-trimester structural fetal survey[J].Journal of Ultrasound in Medicine,2011,(11):1567-1572.
8Lim Y K,Tan T Y T,Zuzarte R,Daniel M L,Yeo G S H.Outcomes of twin-twin transfusion syndrome managed by a specialised twin clinic. Singapore Medical Journal . 2005
9Lim YK,Tan TY,Zuarte R,et d.Outcomes of twin-twin transfusion syndrome managed by a specialised twin clinic [J].Singapore Med J, 2005,46 ( 8 ) : 401-406.