Funding for this research was provided by:
National Center for Advancing Translational Sciences (KL2TR001854)
Received: 12 September 2018
Revised: 25 January 2019
Accepted: 4 February 2019
First Online: 8 March 2019
Compliance with ethical standards
: SAS reports receiving consulting income from Precision Health Economics, a life science consulting firm, for work unrelated to this study. The other authors declare that they have no conflict of interest.