title: Echocardiography in the diagnosis of pericardial effusion: a historical perspective.
authors.affiliation: The George Washington University Medical Center, Washington, DC, USA.
authors.forename: Tsung O
authors.initials: TO
authors.lastname: Cheng
mesh_terms: D002681:China; D015150:Echocardiography, Doppler / Q000266:history*; D049673:History, 20th Century; D006801:Humans; D010490:Pericardial Effusion / Q000000981:diagnostic imaging / Q000266:history*; D011237:Predictive Value of Tests; D014481:United States