title: Commentary: evidence based practice and antenatal ultrasonography--the need for more studies.
authors.affiliation: Oxford Prenatal, Diagnosis Service, Radcliffe Hospital.
authors.forename: P
authors.initials: P
authors.lastname: Chamberlain
authors.forename: P A
authors.initials: PA
authors.lastname: Boyd
mesh_terms: D001291:Attitude of Health Personnel; D001294:Attitude to Health; D002755:Choice Behavior; D003142:Communication; D019317:Evidence-Based Medicine; D005260:Female; D006801:Humans; D010353:Patient Education as Topic; D011247:Pregnancy; D016216:Ultrasonography, Prenatal; D006113:United Kingdom