Bilardi et al. BMC Public Health 2010, 10:70 http://www.biomedcentral.com/1471-2458/10/70 37. Grimshaw J, Shirran L, Thomas R, Mowatt G, Fraser C, Bero L, Frilli R, Harvey E, Oxman A, O’Brien MA: Changing provider behaviour: An overview of systematic reviews of interventions. Med Care 2001, 39(8):2-45. 38. Smith W: Evidence for the effectivess of techniques to change physician behaviour. Chest 2000, 118:8-17. 39. Shea S, DuMouchel W, Bahamonde L: A meta-analysis of 16 randomised controlled trials to evaluate computer based clinical reminder systems for preventative care in the ambulatory setting. J Am Med Inform Assoc 1996, 3:399-409. 40. Austin S, Balas E, Mitchell J, Ewigman B: Effect of physician reminders on preventative care: meta-analysis of randomised clinical trials. Proc Annu Symp Comput Appl Med Care 1994, 121-124. 41. Dexheimer JW, Talbot TR, Sanders DL, Rosenbloom ST, Aronsky D: Prompting Clinicians about Preventive Care Measures: A Systematic Review of Randomized Controlled Trials. J Am Med Inform Assoc 2008, 15(3):311-320. Pre-publication history The pre-publication history for this paper can be accessed here:http://www. biomedcentral.com/1471-2458/10/70/prepub doi:10.1186/1471-2458-10-70 Cite this article as: Bilardi et al.: Incentive payments to general practitioners aimed at increasing opportunistic testing of young women for chlamydia: a pilot cluster randomised controlled trial. BMC Public Health 2010 10:70. Page 9 of 9 Submit your next manuscript to BioMed Central and take full advantage of: • Convenient online submission • Thorough peer review • No space constraints or color ﬁgure charges • Immediate publication on acceptance • Inclusion in PubMed, CAS, Scopus and Google Scholar • Research which is freely available for redistribution Submit your manuscript at www.biomedcentral.com/submit