Sahn, D J Determination of cardiac output by echocardiographic Doppler methods: relative accuracy of various sites for measurement. [electronic resource] - Journal of the American College of Cardiology Sep 1985 - 663-4 p. digital Publication Type: Editorial ISSN: 0735-1097 Standard No.: 10.1016/s0735-1097(85)80128-5 doi Subjects--Topical Terms: AnimalsBlood Flow VelocityCardiac OutputCardiac VolumeEchocardiography--methodsHumans