Lucero-Obusan, Cynthia A., Patricia Schirmer, Gina Oda, and Mark Holodniy. “Improving the Value Proposition of Surveillance Tools: Innovative Uses for VA ESSENCE”. Online Journal of Public Health Informatics 8, no. 1 (March 24, 2016). Accessed January 27, 2023. https://www.ojphi.org/ojs/index.php/ojphi/article/view/6552.