First-trimester sonographic screening for Down syndrome

Obstet Gynecol. 2004 May;103(5 Pt 1):999-1000; author reply 1001. doi: 10.1097/01.AOG.0000126177.03336.5b.
No abstract available

Publication types

  • Letter
  • Comment

MeSH terms

  • Down Syndrome / diagnostic imaging*
  • Female
  • Humans
  • Neck / diagnostic imaging
  • Neck / embryology
  • Pregnancy
  • Pregnancy Trimester, First
  • Reproducibility of Results
  • Ultrasonography, Prenatal*