The onset of labor.
Ulmsten
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Department of Obstetrics and Gynaecology, University Hospital, Uppsala, Sweden.
D002584:Cervix Uteri / Q000502:physiology; D005260:Female; D005333:Fetus / Q000502:physiology; D006801:Humans; D007745:Labor Onset / Q000502:physiology*; D009215:Myometrium / Q000502:physiology; D011247:Pregnancy