title: A little-known valve.
authors.affiliation: Division of Cardiac Anesthesiology, University of Ottawa Heart Institute, Ottawa, Ontario, Canada.
authors.forename: Rebecca
authors.initials: R
authors.lastname: Moga
authors.forename: Donna
authors.initials: D
authors.lastname: Nicholson
authors.forename: Jordan K C
authors.initials: JK
authors.lastname: Hudson
authors.forename: Christopher C C
authors.initials: CC
authors.lastname: Hudson
mesh_terms: D006801:Humans; D007601:Jugular Veins / Q000000981:diagnostic imaging* / Q000502:physiology; D008297:Male; D008875:Middle Aged; D014463:Ultrasonography; D055422:Venous Valves / Q000000981:diagnostic imaging* / Q000502:physiology