1. Janca A, Isaac M, Costa e Silva JA (1995) World Health Organization international study of somatoform disorders—background and rationale. Eur J Psychiatry 9: 100–110
2. Freud S (1893) Some points for a comparative study of organic and motor paralyses. In: Strachey J (ed) The complete psychological works, vol. I (standard edn). Hogarth, London
3. Mace CJ (1992) Hysterical conversion. I: A history. II: A critique. Br J Psychiatry 161: 369–389
4. Hunter R, Macalpine I (1963) Three hundred years of psychiatry. Oxford University Press, London
5. Briquet P (1859) Traité de l’Hysterie. Baillière, Paris