Cervimetry:  an objective method for the study of cervical dilatation in labor.
D002584:Cervix Uteri / Q000502:physiology*; D005260:Female; D006801:Humans; D007747:Labor Stage, First; D007743:Labor, Obstetric / Q000502:physiology*; D009119:Muscle Contraction; D011247:Pregnancy; D014937:Work
CERVIX, UTERINE/physiology; LABOR/physiology