Hirshman, Brian R.
Alattar, Ali A.
Dhawan, Sanjay
Carley, Kathleen M.
Chen, Clark C.
Article History
Received: 22 November 2018
Accepted: 4 January 2019
First Online: 23 January 2019
Compliance with ethical standards
:
: For this type of study, formal consent is not required.
: All authors certify that they have no affiliations with or involvement in any organization or entity with any financial interest (such as honoraria; educational grants; participation in speakers’ bureaus; membership, employment, consultancies, stock ownership, or other equity interest; and expert testimony or patent-licensing arrangements), or non-financial interest (such as personal or professional relationships, affiliations, knowledge, or beliefs) in the subject matter or materials discussed in this manuscript.
: A formal approval by the institutional ethics committee was not required for this study since all articles, journals, and author data were collected from publicly available sources.
: Ethical approval: This article does not contain any studies with animals performed by any of the authors.