Bartholomew, Robert; Wessely, Simon (2002). «Protean nature of mass sociogenic illness». The British Journal of Psychiatry180: 300-306. doi:10.1192/bjp.180.4.300.
Bracha, H. (2006). «Human brain evolution and the "Neuroevolutionary Time-depth Principle:" Implications for the Reclassification of fear-circuitry-related traits in DSM-V and for studying resilience to warzone-related posttraumatic stress disorder». Progress in Neuro-Psychopharmacology and Biological Psychiatry(en inglés)30 (5): 827-853. PMID16563589. doi:10.1016/j.pnpbp.2006.01.008.
Bracha, H. (2006). «Human brain evolution and the "Neuroevolutionary Time-depth Principle:" Implications for the Reclassification of fear-circuitry-related traits in DSM-V and for studying resilience to warzone-related posttraumatic stress disorder». Progress in Neuro-Psychopharmacology and Biological Psychiatry(en inglés)30 (5): 827-853. PMID16563589. doi:10.1016/j.pnpbp.2006.01.008.
thepsychologist.org.uk
[1] Waller, John. "Looking Back: Dancing plagues and mass hysteria." The Psychologist 22(7) (2009): 644–7. Web. 17 Dec. 2009.