Funding for this research was provided by:
National Center for Advancing of Translational Sciences (KL2TR000116-04)
National Center for Research Resources and national Center for Advancing of Translational Sciences (UL1TR001998)
Text and Data Mining valid from 2019-06-15
Received: 15 February 2019
Accepted: 30 May 2019
First Online: 15 June 2019
Compliance with ethical standards
: The study was approved by the University of Kentucky Institutional Review Board and was conducted in accordance with the Helsinki guidelines for ethical research. A Certificate of Confidentiality was obtained from the U.S. Food and Drug Administration (FDA).
: The authors declare that they have no conflict of interest.