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Diastolic velocity half time is associated with aortic coarctation gradient at catheterization independent of echocardiographic and clinical blood pressure gradients

Adam B. Christopher1, Abraham Apfel2, Tao Sun2, Jackie Kreutzer1, David S. Ezon3

1 Division of Pediatric Cardiology, Children’s Hospital of Pittsburgh of UPMC, Pittsburgh, Pennsylvania
2 Department of Biostatistics, University of Pittsburgh, Pittsburgh, Pennsylvania
3 Department of Pediatric Cardiology, Mount Sinai Hospital, New York, New York

* Corresponding Author: Adam Christopher, Children’s Hospital of Pittsburgh of UPMC, One Children’s Hospital Drive, 4401 Penn Avenue, 5th Floor Faculty Pavilion, Pittsburgh, PA 15224. Email: email


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