Comparison of the usefulness of Doppler pressure half-time in mitral stenosis in patients less than 65 and greater than or equal to 65 years of age
The American journal of cardiology, 1996-12, Vol.78 (12), p.1390 [Peer Reviewed Journal]Copyright Elsevier Sequoia S.A. Dec 15, 1996 ;ISSN: 0002-9149 ;EISSN: 1879-1913 ;CODEN: AJCDAG
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