title: Anterograde balloon aortic valvuloplasty in the neonate via the umbilical vein.
authors.forename: P Syamasundar
authors.initials: PS
authors.lastname: Rao
mesh_terms: D001024:Aortic Valve Stenosis / Q000151:congenital / Q000175:diagnosis / Q000628:therapy*; D002404:Catheterization; D015150:Echocardiography, Doppler; D006801:Humans; D007231:Infant, Newborn; D014471:Umbilical Veins / Q000000981:diagnostic imaging / Q000601:surgery