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Authors
Doval, A. F.
Nguyen-Lee, J. J.
Beal, L. L.
Zheng, F.
Echo, A.
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Article History
Received: 28 May 2019
Accepted: 24 July 2019
First Online: 10 August 2019
Compliance with ethical standards
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: They have no financial disclosures and report no conflicts of interest.
: This study had institutional review board exemption and was conducted following the principles outlined by the Declaration of Helsinki.
: The study including human participants has been performed in accordance with the ethical standards of the Declaration of Helsinki and its later amendments.
: For this retrospective review, formal consent is not required.
