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Authors
Gai, Yunwei
Pachamanova, Dessislava https://orcid.org/0000-0002-1373-1553
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Article History
Received: 26 July 2019
Accepted: 16 October 2019
First Online: 14 November 2019
Ethics approval and consent to participate
: Data in this study was obtained from the Healthcare Cost and Utilization Project (HCUP) which already removed all identifying information to protect the privacy of individual patients, physicians, and hospitals. Exemption as granted by the Babson College Institutional Review Board.
: Not applicable.
: The authors declare that they have no competing interests.
