1. Emmerton L, Marriott J, Bessell T, Nissen L, Dean L: Pharmacists and prescribing rights: review of international developments. J Pharm Pharm Sci. 2005, 8 (2): 217-225.
2. Department of Health: Supplementary prescribing by nurses, pharmacists, chiropodists/podiatrists, physiotherapists and radiographers within the NHS in England: a guide for implementation – updated May 2005. London. 2005
3. Department of Health: Improving patients' access to medicines: a guide to implementing nurse and pharmacist independent prescribing within the NHS in England. London. 2006
4. Courtenay M, Griffiths M, (eds): Supplementary and independent prescribing: an essential guide. 2004, Cambridge: Greenwich Media Limited
5. Personal communication: Royal Pharmaceutical Society of Great Britain January 2008.