Menstrual bleeding, cycle length, and follicular and luteal phase lengths in women without known subfertility: A pooled analysis of three cohorts.
Shahpar NajmabadiKaren C SchliepSara E SimonsenChristina A PorucznikMarlene J EggerJoseph B StanfordPublished in: Paediatric and perinatal epidemiology (2020)
Our findings confirm variability between women of menstrual cycle parameters related to age and parity, and also highlight within-woman variability in the follicular and luteal phases.