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Doctor Ivan Wong

Queen Elizabeth Hospital, Kowloon (Hong Kong)
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Five-year echocardiographic follow-up after transcatheter aortic valve implantation: left ventricular mass and ejection fraction; aortic valve area and mean gradient.
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Five-year echocardiographic follow-up after transcatheter aortic valve implantation: left ventricular mass and ejection fraction; aortic valve area and mean gradient.

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