Ly, Dan P.
Article History
First Online: 2 January 2019
Compliance with Ethical Standards
:
: The author declares that he does not have a conflict of interest.
: No funding source played a role in the design and conduct of the study; collection, management, analysis, and interpretation of the data; preparation, review, or approval of the manuscript; and decision to submit the manuscript for publication. Dan P. Ly had full access to all the data in the study and takes responsibility for the integrity of the data and the accuracy of the data analysis.