[Mitral regurgitation in patients with systolic heart failure: more than a bystander].
Patrizio
P
Lancellotti
Raluca
R
Dulgheru
D002311:Cardiomyopathy, Dilated / Q000150:complications / Q000000981:diagnostic imaging; D017079:Exercise Tolerance / Q000502:physiology; D054143:Heart Failure, Systolic / Q000150:complications* / Q000000981:diagnostic imaging / Q000378:metabolism; D006801:Humans; D008944:Mitral Valve Insufficiency / Q000150:complications* / Q000000981:diagnostic imaging / Q000378:metabolism; D010101:Oxygen Consumption / Q000502:physiology; D011379:Prognosis; D014463:Ultrasonography