title: Venous changes occurring during the Valsalva maneuver: evaluation by intravascular ultrasound.
authors.affiliation: Department of Medicine, New York University School of Medicine, New York 10016.
authors.forename: M J
authors.initials: MJ
authors.lastname: Attubato
authors.forename: E S
authors.initials: ES
authors.lastname: Katz
authors.forename: F
authors.initials: F
authors.lastname: Feit
authors.forename: N
authors.initials: N
authors.lastname: Bernstein
authors.forename: D
authors.initials: D
authors.lastname: Schwartzman
authors.forename: I
authors.initials: I
authors.lastname: Kronzon
mesh_terms: D001783:Blood Flow Velocity / Q000502:physiology; D006328:Cardiac Catheterization; D006801:Humans; D007601:Jugular Veins / Q000000981:diagnostic imaging* / Q000502:physiology; D008875:Middle Aged; D018084:Ultrasonography, Interventional; D014636:Valsalva Maneuver / Q000502:physiology*; D014683:Vena Cava, Superior / Q000000981:diagnostic imaging* / Q000502:physiology; D014690:Venous Pressure / Q000502:physiology