[Determination of hemodynamic parameters using Doppler two-dimensional echocardiography: a searching tool for therapeutic optimization in patients with congestive heart failure on an outpatient care follow-up]
Arq Bras Cardiol. 2005 Apr;84(4):351-6.
doi: 10.1590/s0066-782x2005000400017.
Epub 2005 May 2.