Hunter EC, Sierra M, David AS (26 november 2004). ”The epidemiology of depersonalisation and derealisation. A systematic review”. Social psychiatry and psychiatric epidemiology "39" (1): ss. 9–18. doi:10.1007/s00127-004-0701-4. PMID 15022041.
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ncbi.nlm.nih.gov
Sierra M, Lopera F, Lambert MV, Phillips ML, David AS (26 november 2002). ”Separating depersonalisation and derealisation: the relevance of the "lesion method"”. J. Neurol. Neurosurg. Psychiatr. "72" (4): ss. 530–2. PMID 11909918.
Hunter EC, Sierra M, David AS (26 november 2004). ”The epidemiology of depersonalisation and derealisation. A systematic review”. Social psychiatry and psychiatric epidemiology "39" (1): ss. 9–18. doi:10.1007/s00127-004-0701-4. PMID 15022041.
Lambert MV, Sierra M, Phillips ML, David AS (26 november 2002). ”The spectrum of organic depersonalization: a review plus four new cases”. The Journal of neuropsychiatry and clinical neurosciences "14" (2): ss. 141–54. PMID 11983788.