Ellis, Brett D.
McDowell, David L.
Article History
Received: 1 December 2016
Accepted: 16 December 2016
First Online: 22 March 2017
Compliance with Ethical Standards
:
: The authors declare that they have no competing interests.
: Funding for the design of the study; collection, analysis, and interpretation of the data; and writing the manuscript was provided by the Engineer Research and Development Center, US Army Corps of Engineers.