Juul, Dorthea
Lyness, Jeffrey M.
Thomas, Christopher R.
Faulkner, Larry R.
Article History
Received: 30 November 2017
Accepted: 9 April 2018
First Online: 25 June 2018
Compliance with Ethical Standards
: The study was approved by the University of Iowa Institutional Review Board. Consent was obtained from all participants.
: On behalf of all authors, the corresponding author states that there is no conflict of interest.