title: Impact of fetal echocardiography.
authors.affiliation: Director of Pediatric Echocardiography, Department of Congenital Heart Disease, Evelina Children's Hospital, Guy's and St Thomas' NHS Foundation Trust, London, UK.
authors.forename: John M
authors.initials: JM
authors.lastname: Simpson
keywords: Congenital heart disease; echocardiography; fetal heart