Hellstein, John W. http://orcid.org/0000-0002-9989-9671
Marek, Cindy L.
Article History
Received: 30 October 2018
Accepted: 2 January 2019
First Online: 29 January 2019
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: This article does not contain any studies with human participants or animals performed by any of the authors.
: Informed consent was obtained from all individuals whose photographs are used in this article.