Bills, C. B., Levy, N. A., Sharma, V., Charney, D. S., Herbert, R., Moline, J., & Katz, C. L. (2008).Mental health of workers and volunteers responding to events of 9/11: Review of the literature. Mount Sinai Journal of Medicine: A Journal of Translational and Personalized Medicine: A Journal of Translational and Personalized Medicine75(2), 115-127. DOI: 10.1002/msj.20026