References
- Weisz B, Rodeck CH. An update on antenatal screening for Down's syndrome and specific implications for assisted reproduction pregnancies. Hum Reprod Update 2006;12:513–518.
- ACOG Practice Bulletin No. 77: screening for fetal chromosomal abnormalities. Obstet Gynecol 2007;109:217–227.
- Wald NJ, Watt HC, Hackshaw AK. Integrated screening for Down's syndrome on the basis of tests performed during the first and second trimesters. N Engl J Med 1999;341:461–467.
- Wald NJ, Rodeck C, Hackshaw AK, Walters J, Chitty L, Mackinson AM. First and second trimester antenatal screening for Down's syndrome: the results of the Serum, Urine and Ultrasound Screening Study (SURUSS). Health Technol Assess 2003;7:1–77.
- Malone FD, Canick JA, Ball RH, Nyberg DA, Comstock CH, Bukowski R, Berkowitz RL, Gross SJ, Dugoff L, Craigo SD, et al First-trimester or second-trimester screening, or both, for Down's syndrome. N Engl J Med 2005;353:2001–2011.
- Lambert-Messerlian G, Dugoff L, Vidaver J, Canick JA, Malone FD, Ball RH, Comstock CH, Nyberg DA, Saade G, Eddleman K, et al First- and second-trimester Down syndrome screening markers in pregnancies achieved through assisted reproductive technologies (ART): a FASTER trial study. Prenat Diagn 2006;26:672–678.
- Canini S, Prefumo F, Famularo L, Venturini PL, Palazzese V, De Biasio P. Comparison of first trimester, second trimester and integrated Down's syndrome screening results in unaffected pregnancies. Clin Chem Lab Med 2002;40:600–603.
- Wald NJ, Rish S, Hackshaw AK. Combining nuchal translucency and serum markers in prenatal screening for Down syndrome in twin pregnancies. Prenat Diagn 2003;23:588–592.
- Certificato di assistenza al parto (CeDAP). Analisi dell'evento nascita – Anno 2004. Rome: Ministero della Salute; 2007.