title: Dyspnea and heart failure in the emergency department.
authors.forename: Amnon
authors.initials: A
authors.lastname: Schlegel
mesh_terms: D001794:Blood Pressure; D003935:Diagnostic Techniques, Cardiovascular; D004417:Dyspnea / Q000209:etiology* / Q000503:physiopathology; D004636:Emergency Service, Hospital; D006333:Heart Failure / Q000175:diagnosis* / Q000503:physiopathology; D006801:Humans; D014636:Valsalva Maneuver