Ecklund, Elaine Howard
Di, Di
Funding for this research was provided by:
National Science Foundation (EESE Grant 1237737)
Article History
Received: 22 June 2015
Accepted: 6 January 2016
First Online: 21 January 2016
Compliance with Ethical Standards
:
: The authors declare that they have no conflict of interest.
: Informed consent was obtained from all individual participants included in the study.