Vibration of the cervix in labour.
D001800:Blood Specimen Collection; D002584:Cervix Uteri / Q000502:physiology*; D002585:Cesarean Section; D004106:Dilatation; D005260:Female; D005315:Fetal Diseases / Q000517:prevention & control; D005333:Fetus; D006801:Humans; D006863:Hydrogen-Ion Concentration; D007751:Labor, Induced; D009772:Obstetrical Forceps; D011247:Pregnancy; D014732:Vibration