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	1.	Normal fetal lung volume measured with three-dimensional ultrasound. [electronic resource] by Gerards, F A Engels, M A J Twisk, J W R van Vugt, J M G Producer: 20061205 In: Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology vol. 27 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	2.	Age independent first trimester screening for Down syndrome: improvement in test performance. [electronic resource] by Engels, M A J Twisk, J W R Blankenstein, M A van Vugt, J M G Producer: 20140331 In: Prenatal diagnosis vol. 33 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	3.	First-trimester serum marker distribution in singleton pregnancies conceived with assisted reproduction. [electronic resource] by Engels, M A J Kooij, M Schats, R Twisk, J W R Blankenstein, M A van Vugt, J M G Producer: 20100629 In: Prenatal diagnosis vol. 30 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	4.	Quality of nuchal translucency measurements in The Netherlands: a quantitative analysis. [electronic resource] by Koster, M P H Wortelboer, E J Engels, M A J Stoutenbeek, P H Elvers, L H Visser, G H A Schielen, P C J I Producer: 20100819 In: Ultrasound in obstetrics & gynecology : the official journal of the International Society of Ultrasound in Obstetrics and Gynecology vol. 34 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	5.	Pregnancy outcome after fetal reduction in women with a dichorionic twin pregnancy. [electronic resource] by van de Mheen, L Everwijn, S M P Knapen, M F C M Haak, M C Engels, M A J Manten, G T R Zondervan, H A Wirjosoekarto, S A M van Vugt, J M G Erwich, J J H M Bilardo, C M van Pampus, M G de Groot, C J M Mol, B W J Pajkrt, E Producer: 20160413 In: Human reproduction (Oxford, England) vol. 30 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)
	6.	Outcome of Multifetal Pregnancy Reduction in Women with a Dichorionic Triamniotic Triplet Pregnancy to a Singleton Pregnancy: A Retrospective Nationwide Cohort Study. [electronic resource] by van de Mheen, L Everwijn, S M P Haak, M C Manten, G T R Zondervan, H A Knapen, M F C M Engels, M A J Erwich, J J H M Coumans, A B van Vugt, J M G Bilardo, C M van Pampus, M G de Groot, C J M Mol, B W J Pajkrt, E Producer: 20170223 In: Fetal diagnosis and therapy vol. 40 Online resources: Available from publisher's website Availability: No items available. Save to lists Add to cart (remove)