In vivo determination and cyclic variability of intrauterine volume.
D000328:Adult; D000669:Amplifiers, Electronic; D005260:Female; D006801:Humans; D008598:Menstruation; D008722:Methods; D009119:Muscle Contraction; D009129:Muscle Tonus; D009130:Muscle, Smooth / Q000502:physiology; D010060:Ovulation; D011312:Pressure; D014159:Transducers; D014599:Uterus / Q000033:anatomy & histology / Q000502:physiology*