title: Frontothalamic measurement in the second trimester of pregnancy.
authors.forename: M
authors.initials: M
authors.lastname: Crade
authors.forename: K
authors.initials: K
authors.lastname: Crade
authors.forename: R K
authors.initials: RK
authors.lastname: Freeman
mesh_terms: D005260:Female; D005625:Frontal Lobe / Q000000981:diagnostic imaging*; D006801:Humans; D008831:Microcephaly / Q000000981:diagnostic imaging; D011247:Pregnancy; D011262:Pregnancy Trimester, Second; D013788:Thalamus / Q000000981:diagnostic imaging*; D016216:Ultrasonography, Prenatal