Ricketts, Taylor H.
Watson, Keri B.
Koh, Insu
Ellis, Alicia M.
Nicholson, Charles C.
Posner, Stephen
Richardson, Leif L.
Sonter, Laura J.
Article History
Received: 11 July 2016
Accepted: 2 September 2016
First Online: 7 October 2016
Competing interests
: The authors declare no competing financial interests.