Is the natural twinning rate now stable?

J Biosoc Sci. 2000 Apr;32(2):279-81. doi: 10.1017/s0021932000002790.
No abstract available

Publication types

  • Research Support, Non-U.S. Gov't

MeSH terms

  • Age Distribution
  • England / epidemiology
  • Female
  • Humans
  • Marital Status / statistics & numerical data
  • Maternal Age
  • Ovulation Induction / statistics & numerical data*
  • Ovulation Induction / trends
  • Population Surveillance
  • Pregnancy
  • Pregnancy, Multiple / statistics & numerical data*
  • Reproductive Techniques / statistics & numerical data*
  • Reproductive Techniques / trends
  • Wales / epidemiology