Uhlig, Johannes
Sellers, Cortlandt M.
Stein, Stacey M.
Kim, Hyun S.
Article History
Received: 28 August 2018
Revised: 26 October 2018
Accepted: 22 November 2018
First Online: 17 December 2018
Compliance with ethical standards
:
: The scientific guarantor of this publication is Hyun S. Kim.
: The authors of this manuscript declare no relationships with any companies, whose products or services may be related to the subject matter of the article.
: One of the authors has significant statistical expertise.
: Written informed consent was waived by the Yale University internal review board due to analyses of anonymized NCDB data.
: The study was received prior approval by the Yale University internal review board.
: • observational