Tocometry in obstetric practice: the development of a pneumatic system.
D005260:Female; D006801:Humans; D007743:Labor, Obstetric; D008722:Methods; D008991:Monitoring, Physiologic / Q000295:instrumentation; D009119:Muscle Contraction; D011247:Pregnancy; D011312:Pressure; D014159:Transducers; D014599:Uterus / Q000502:physiology*