Journal of the American Society of Echocardiography · 2010 · 85 citations · 37 references
MedicineCardiologyPhysiologyClinical CardiologyExercise TestingPhysical ActivityCardiopulmonary Exercise TestingDoppler UltrasonographyDoppler UltrasoundEchocardiographic Hemodynamic AssessmentCardiac Doppler EchocardiographyEchocardiographic Doppler AssessmentEchocardiographic QuantificationUpright Posture
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