Barnes, T. R. E., Leeson, V. C., Mutsatsa, S. H., Watt, H. C., Hutton, S. B., & Joyce, E. M. (2008). Duration of untreated psychosis and social function: 1-year follow-up study of first-episode schizophrenia. Royal College Of Psychiatrists.

Barnes, Thomas R. E., Verity C. Leeson, Stanley H. Mutsatsa, Hilary C. Watt, Sam B. Hutton, και Eileen M. Joyce. Duration of Untreated Psychosis and Social Function: 1-year Follow-up Study of First-episode Schizophrenia. Royal College Of Psychiatrists, 2008.

Barnes, Thomas R. E., et al. Duration of Untreated Psychosis and Social Function: 1-year Follow-up Study of First-episode Schizophrenia. Royal College Of Psychiatrists, 2008.