Heart failure and the bedside Valsalva maneuver.
Zema
M J
MJ
D003937:Diagnosis, Differential; D004417:Dyspnea / Q000175:diagnosis / Q000209:etiology; D006333:Heart Failure / Q000150:complications / Q000503:physiopathology*; D006801:Humans; D014636:Valsalva Maneuver