(Q52204485)
Statements
Visual estimation of ejection fraction by two-dimensional echocardiography: the learning curve. (English)
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Akinboboye O
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Sumner J
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Gopal A
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King D
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Shen Z
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Bardfeld P
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Blanz L
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Brown EJ Jr
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1 December 1995
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18
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12
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726-729
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Identifiers
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