title: Color Doppler imaging of fetal yawning.
authors.forename: H
authors.initials: H
authors.lastname: Masuzaki
authors.forename: M
authors.initials: M
authors.lastname: Masuzaki
authors.forename: T
authors.initials: T
authors.lastname: Ishimaru
mesh_terms: D000328:Adult; D005260:Female; D006801:Humans; D009055:Mouth / Q000000981:diagnostic imaging; D011247:Pregnancy; D011263:Pregnancy Trimester, Third; D018615:Ultrasonography, Doppler, Color; D016216:Ultrasonography, Prenatal / Q000295:instrumentation; D015000:Yawning