Influence Of Doppler Ultrasound On Fetal Activity - Murrills, A. J.; Barrington, P.; Harris, P. D.; Wheeler, T. (British medical journal (Clinical research ed.), 1983)
Keywords: Blood pressure; Cigarette smoking; Control groups; Double-Blind Method; Female; Fetal Monitoring; Fetus - physiology; Hiccups; Humans; Medical physics; Movement; Obstetrics; Pilot Projects; Pregnancy; Random Allocation; Rank tests; Statistical significance; Teaching hospitals; Ultrasonics - adverse effects; Ultrasonography