1. 1 Health Protection Agency. http://www.hpa.org.uk/infections/topics_az/hiv_and_sti/hiv/hiv.htm
2. The creation of a large UK-based multicentre cohort of HIV-infected individuals;The UK Collaborative HIV Cohort Steering Committee,2004
3. Treatment exhaustion of highly active antiretroviral therapy among individuals infected with HIV in the United Kingdom;Sabin,2005
4. Time trends in primary resistance to HIV drugs in the United Kingdom;UK Group for Transmitted HIV Drug Resistance,2005