Wells, J. E., Bushnell, J. A., Hornblow, A. R., Joyce, P. R., & Oakley-Browne, M. A. (1989). Christchurch Psychiatric Epidemiology Study, Part I: Methodology and Lifetime Prevalence for Specific Psychiatric Disorders. Australian & New Zealand Journal of Psychiatry, 23(3), 315-326. doi:10.1177/000486748902300318
Wells, J. E., Bushnell, J. A., Hornblow, A. R., Joyce, P. R., & Oakley-Browne, M. A. (1989). Christchurch Psychiatric Epidemiology Study, Part I: Methodology and Lifetime Prevalence for Specific Psychiatric Disorders. Australian & New Zealand Journal of Psychiatry, 23(3), 315-326. doi:10.1177/000486748902300318