title: A comparative study between a linear-array real-time hand-held scanner (minivisor) and a compound scanner (diasonograph) in the measurement of the fetal biparietal diameter.
mesh_terms: D002508:Cephalometry / Q000295:instrumentation* / Q000379:methods; D005260:Female; D005323:Fetal Monitoring / Q000379:methods*; D005865:Gestational Age; D006801:Humans; D011247:Pregnancy; D014465:Ultrasonics / Q000295:instrumentation; D014463:Ultrasonography