Bilardi et al. BMC Public Health 2010, 10:70 http://www.biomedcentral.com/1471-2458/10/70 contributed to the design and planning of this study, undertook the clinical audits and critically reviewed the manuscript; MP contributed to the design and planning of this study, undertook the clinical audits and critically reviewed the manuscript; KM contributed to the design and planning of this study, undertook the education sessions and QA&CPD component of the study and critically reviewed the manuscript; SB contributed to the conception, design and planning of this study and critically reviewed the manuscript; LG contributed to the conception, design and planning of this study, Stata data analysis and contributed to the writing of the manuscript; MH contributed to the conception, design and planning of this study and critically reviewed the manuscript; LS contributed to the conception, design and planning of this study and critically reviewed the manuscript; MW contributed to the conception, design and planning of this study and critically reviewed the manuscript; JW was responsible for the Stata data analysis and critically reviewed of the manuscript; MYC contributed to the conception, design and planning of this study and critically reviewed the manuscript; JH contributed to the conception, design and planning of this study, data analysis and writing, editing and approval of the manuscript. All authors read and approved the final manuscript. Competing interests This study was funded by the Victorian Department of Human Services as part of their Chlamydia Prevalence and Testing Projects. MYC and JSH were supported by NHMRC fellowships 400399 and 359276, respectively. MH received funding from the NHMRC and VicHealth during this project. Received: 17 September 2009 Accepted: 17 February 2010 Published: 17 February 2010 References 1. National notifiable diseases survelliance system. Number of notifications of chlamydial infection, Australia, 1999-by age group and sex. http:// www9.health.gov.au/cda/Source/CDA-index.cfm. 2. Cates WJ, Wasserheit J: Genital chlamydial infections: epidemiology and reproductive sequelae. Am J Obstet Gynecol 1991, 164(6):1771-1781. 3. Peipert JF: Clinical practice. Genital chlamydial infections. N Engl J Med 2003, 349(25):2424-2430. 4. 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