The effect of a vanishing twin on biochemical and ultrasound first trimester screening markers for Down's syndrome in pregnancies conceived by assisted reproductive technology

By Gjerris A.C.   Loft A.   Pinborg A.   Christiansen M.   Tabor A.  

Human Reproduction, Vol. 24, Iss. 1, 2009-01 ,pp. : 55-62

Oxford University Press

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Pregnancy and obstetrics. First-trimester screening for trisomy 21 in singleton pregnancies achieved by assisted reproduction

By Liao A.W.  

Human Reproduction, Vol. 16, Iss. 7, 2001-07 ,pp. : 1501-1504

Oxford University Press

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Pregnancies conceived using assisted reproductive technologies (ART) have low levels of pregnancy-associated plasma protein-A (PAPP-A) leading to a high rate of false-positive results in first trimester screening for Down syndrome

By Amor D.J.   Xu J.X.   Halliday J.L.   Francis I.   Healy D.L.   Breheny S.   Baker H.W.G.   Jaques A.M.  

Human Reproduction, Vol. 24, Iss. 6, 2009-06 ,pp. : 1330-1338

Oxford University Press

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Maternal serum inhibin levels in twin and singleton pregnancies conceived by assisted reproduction

By Maymon Ron   Cuckle Howard   Herman Arie  

Human Reproduction, Vol. 21, Iss. 5, 2006-05 ,pp. : 1305-1308

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Early pregnancy. Serial first- and second-trimester Down's syndrome screening tests among IVF-versus naturally-conceived singletons

By Maymon R.  

Human Reproduction, Vol. 17, Iss. 4, 2002-04 ,pp. : 1081-1085

Oxford University Press

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