Hartwell, S., Allison, J., Jones, B., Rodrigues, R., Chery, C., Andrews, J., & Fulwiler, C. (1969). Feasibility and Acceptability of Mindfulness for Survivors of Homicide and Their Providers. Explore (New York, N.Y.), 14(1), 66-75. https://doi.org/10.1016/j.explore.2017.04.021 (Original work published 1969)