Patel, R., Oduola, S., Callard, F., Wykes, T., Broadbent, M., Stewart, R., …McGuire, P. (2017). What proportion of patients with psychosis are willing to take part in research? A mental health electronic case register analysis. BMJ Open, 7(3), Article e013113. https://doi.org/10.1136/bmjopen-2016-013113