Disclosure statement
No potential conflict of interest was reported by the author(s).
Author contributions
Dr. Greenberg 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. Concept and design: Lin, Greenberg. Acquisition, analysis, or interpretation of data: Lin, Ghauri, Scott, Greenberg. Drafting of the manuscript: Lin, Ghauri, Greenberg. Critical revision of the manuscript for important intellectual content: Lin, Scott, Greenberg. Statistical analysis: Lin, Ghauri. Administrative, technical, or material support: Greenberg. Supervision: Greenberg.
Disclaimer
The views expressed here are those of the authors and do not necessarily reflect the position or policy of the US Department of Veterans Affairs or the US government.