Genetical, environmental and personality factors influencing the age of first sexual intercourse in twins

J Biosoc Sci. 1977 Jan;9(1):91-7. doi: 10.1017/s0021932000000493.
No abstract available

MeSH terms

  • Adolescent
  • Adult
  • Age Factors
  • Attitude*
  • Coitus*
  • Female
  • Humans
  • London
  • Male
  • Middle Aged
  • Personality*
  • Pregnancy
  • Twins*
  • Twins, Dizygotic
  • Twins, Monozygotic