@incollection{Ryynanen11,
author = {Maarit Sahraravand and Markku Ryynanen},
title = {Down Syndrome Screening in Pregnancies Conceived after Assisted Reproductive Technologies},
booktitle = {Prenatal Diagnosis and Screening for Down Syndrome},
publisher = {IntechOpen},
address = {Rijeka},
year = {2011},
editor = {Subrata Dey},
chapter = {14},
doi = {10.5772/19304},
url = {https://doi.org/10.5772/19304}
}