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The cough test is superior to the Valsalva maneuver in the delineation of right-to-left shunting through a patent foramen ovale during contrast transesophageal echocardiography
Marcus F. Stoddard, David L. Keedy, Phillip R. DawkinsVolume:
125
Year:
1993
Language:
english
Pages:
190
DOI:
10.1016/0002-8703(93)90073-i
File:
PDF, 1.85 MB
english, 1993