Second trimester screening for trisomy 21

Lancet. 1989 Jul 1;2(8653):52. doi: 10.1016/s0140-6736(89)90299-7.
No abstract available

Publication types

  • Letter

MeSH terms

  • Down Syndrome / diagnosis*
  • Female
  • Humans
  • Pregnancy
  • Pregnancy Trimester, Second
  • Prenatal Diagnosis*