Funding for this research was provided by:
U.S. National Library of Medicine (LM010098)
National Institute of General Medical Sciences (T32GM008704, P20GM103534)
Article History
Received: 10 August 2017
Accepted: 14 November 2017
First Online: 21 November 2017
Compliance with ethical standards
:
: On behalf of all authors, the corresponding author states that there is no conflict of interest.