Abreu, José Sebastião de Coronary flow velocity reserve during dobutamine stress echocardiography. [electronic resource] - Arquivos brasileiros de cardiologia Feb 2014 - 134-42 p. digital Publication Type: Journal Article ISSN: 1678-4170 Standard No.: 10.5935/abc.20130242 doi Subjects--Topical Terms: AgedBlood Flow Velocity--physiologyCoronary Artery Disease--diagnostic imagingCoronary Circulation--physiologyCross-Sectional StudiesEchocardiography, Doppler--methodsEchocardiography, Stress--methodsFemaleHumansLogistic ModelsMaleMiddle AgedReference ValuesReproducibility of ResultsRisk FactorsStroke Volume--physiologyTime Factors