Semmens, Brice X.
Semmens, Darius J.
Thogmartin, Wayne E.
Wiederholt, Ruscena
López-Hoffman, Laura
Diffendorfer, Jay E.
Pleasants, John M.
Oberhauser, Karen S.
Taylor, Orley R.
Article History
Received: 22 July 2015
Accepted: 23 February 2016
First Online: 21 March 2016
Competing interests
: The authors declare no competing financial interests.