Sheaves, B., Bebbington, P. E., Goodwin, G. M., Harrison, P. J., Espie, C. A., Foster, R. G., & Freeman, D. (2016). Insomnia and hallucinations in the general population: Findings from the 2000 and 2007 British Psychiatric Morbidity Surveys(). Psychiatry Res.

Sheaves, Bryony, Paul E. Bebbington, Guy M. Goodwin, Paul J. Harrison, Colin A. Espie, Russell G. Foster, and Daniel Freeman. "Insomnia and Hallucinations in the General Population: Findings From the 2000 and 2007 British Psychiatric Morbidity Surveys()." Psychiatry Res 2016.

Sheaves, Bryony, et al. "Insomnia and Hallucinations in the General Population: Findings From the 2000 and 2007 British Psychiatric Morbidity Surveys()." Psychiatry Res 2016.