The length and variability of the human menstrual cycle

JAMA. 1968 Feb 5;203(6):377-80.
No abstract available

MeSH terms

  • Adult
  • Age Factors
  • Female
  • Humans
  • Menopause
  • Menstruation / physiology*
  • Middle Aged
  • Prospective Studies
  • Statistics as Topic
  • Time Factors