1. Prevention of pelvic inflammatory disease by screening for cervical chlamydial infection;Scholes, D.; Stergachis, A.; Heidrich, F.E.; Andrilla, H.; Holmes, K.K.; Stamm, W.E.;N Engl J Med,1996
2. Sexual behaviour in Britain: reported sexually transmitted infections and prevalent genital Chlamydia trachomatis infection;Fenton, K.A.; Korovessis, C.; Johnson, A.; McCadden, A.; McManus, S.; Wellings, K.;Lancet,2001
3. Health Protection Agency. HIV and Other Sexually Transmitted Infections in the United Kingdom in 2003 Annual Report;[18 February 2005].,2004
4. National Strategy for Sexual Health and HIV;of Health, Department,2001
5. The National Strategy for Sexual Health and HIV: Implementation Action Plan;of Health, Department,2002