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Bertelsen A (2002). "Schizophrenia and related disorders: experience with current diagnostic systems". Psychopathology. 35 (2–3): 89–93. doi:10.1159/000065125. PMID12145490. S2CID41076230.
Bertelsen A (2002). "Schizophrenia and related disorders: experience with current diagnostic systems". Psychopathology. 35 (2–3): 89–93. doi:10.1159/000065125. PMID12145490. S2CID41076230.