"Sonar": a new diagnostic echo-sounding technique in obstetrics and gynaecology.
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DONALD
D005260:Female; D005835:Genitalia; D005836:Genitalia, Female; D006176:Gynecology / Q000175:diagnosis*; D009369:Neoplasms; D009774:Obstetrics / Q000175:diagnosis*; D011247:Pregnancy; D013016:Sound; D014465:Ultrasonics
GENITALIA, FEMALE/neoplasms; GYNECOLOGY/diagnosis; OBSTETRICS/diagnosis; ULTRASONICS