Nissen, A., Berthelsen, M., Dale, M. T. G., Hansen, M. B., & Heir, T. (2020). Is perceived safety and threat after workplace terrorism linked to employee sick-leave? A registry-based longitudinal study of governmental employees in Norway. Eur J Psychotraumatol.

Nissen, Alexander, Mona Berthelsen, Maria Teresa Grønning Dale, Marianne Bang Hansen, and Trond Heir. "Is Perceived Safety and Threat After Workplace Terrorism Linked to Employee Sick-leave? A Registry-based Longitudinal Study of Governmental Employees in Norway." Eur J Psychotraumatol 2020.

Nissen, Alexander, et al. "Is Perceived Safety and Threat After Workplace Terrorism Linked to Employee Sick-leave? A Registry-based Longitudinal Study of Governmental Employees in Norway." Eur J Psychotraumatol 2020.