[Length of both cyclus phases in relation to the whole cyclus duration in childless women].
D005260:Female; D006801:Humans; D007246:Infertility; D007247:Infertility, Female; D008598:Menstruation / Q000502:physiology*
MENSTRUATION/physiology; STERILITY, FEMALE
Untersuchungen über die Lange der beiden Zyklusphasen in Relation zur Gesamtdauer des Zyklus bei Frauen mit Kinderwunsch.