The ongoing development of contrast echocardiography: its promise for myocardial perfusion assessment.
Feinstein
S B
SB
D003287:Contrast Media; D003327:Coronary Disease / Q000000981:diagnostic imaging*; D004452:Echocardiography / Q000266:history* / Q000639:trends; D049673:History, 20th Century; D006801:Humans