Hoffman, David H.
Rosenkrantz, Andrew B.
Article History
First Online: 24 March 2018
Compliance with ethical standards
:
: None.
: Dr. Hoffman declares that he has no conflicts of interest. Dr. Rosenkrantz declares that he has no conflicts of interest.
: This study used publicly available data sources and did not include private identifiable information. As such, it did not constitute human subjects research. This article does not contain any studies with human participants or animals performed by any of the authors.