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. 1973 May 10;288(19):989-93.
doi: 10.1056/NEJM197305102881903.

Echocardiographic measurement of the left ventricular outflow gradient in idiopathic hypertrophic subaortic stenosis

W L Henry, C E Clark, D L Glancy, S E Epstein

Echocardiographic measurement of the left ventricular outflow gradient in idiopathic hypertrophic subaortic stenosis

W L Henry et al. N Engl J Med. .
No abstract available

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