McIntyre, P. G., Hill, D. A., Appleyard, K., Taylor, A., Hutchinson, S., & Goldberg, D. J. (2001). Prevalence of antibodies to hepatitis C virus, HIV and human T-cell leukaemia/lymphoma viruses in injecting drug users in Tayside, Scotland, 1993-7. Cambridge University Press.

McIntyre, P. G., D. A. Hill, K. Appleyard, A. Taylor, S. Hutchinson, e D. J. Goldberg. Prevalence of Antibodies to Hepatitis C Virus, HIV and Human T-cell Leukaemia/lymphoma Viruses in Injecting Drug Users in Tayside, Scotland, 1993-7. Cambridge University Press, 2001.

McIntyre, P. G., et al. Prevalence of Antibodies to Hepatitis C Virus, HIV and Human T-cell Leukaemia/lymphoma Viruses in Injecting Drug Users in Tayside, Scotland, 1993-7. Cambridge University Press, 2001.