1. Robins, L.N., Regier, D.A.: Psychiatric disorders in America: the epidemiologic catchment area study. Free Press (1991)
2. Minister, O.o.t.D.P.: Mental health and social exclusion. Social Exclusion Unit report. ODPM London (2004)
3. Organization, W.H.: The World health report: 2001: Mental health: new understanding, new hope (2001)
4. Murray, C.J., Lopez, A.D.: Alternative projections of mortality and disability by cause 1990–2020: Global Burden of Disease Study. The Lancet 349, 1498–1504 (1997)
5. Beck, A.T.: Depression: Clinical, experimental, and theoretical aspects. Hoeber Medical Division, Harper & Row (1967)