Kramer-Kuhn, Alison M.
Farrell, Albert D.
Funding for this research was provided by:
National Center for Injury Prevention and Control (5U49CE000730)
Article History
Received: 15 October 2015
Accepted: 8 February 2016
First Online: 17 February 2016
Conflict of interest
: The authors report no conflict of interest.
: All procedures performed in studies involving human participants were in accordance with the ethical standards of the institutional and/or national research committee and with the 1964 Helsinki declaration and its later amendments or comparable ethical standards.
: Informed consent was obtained from all individual participants included in the study.