title: Interpretation of eustachian valve motion.
authors.forename: M S
authors.initials: MS
authors.lastname: Stix
authors.forename: A
authors.initials: A
authors.lastname: Bakola
authors.forename: D G
authors.initials: DG
authors.lastname: Lappas
mesh_terms: D002496:Central Venous Pressure; D017548:Echocardiography, Transesophageal; D006351:Heart Valves / Q000000981:diagnostic imaging*; D006801:Humans; D009068:Movement