Allison, R. ., Lecky, D. ., Town, K. ., Rugman, C. ., Ricketts, E. ., Ockendon-Powell, N. ., … McNulty, C. . (2017). Exploring why a complex intervention piloted in general practices did not result in an increase in chlamydia screening and diagnosis: a qualitative evaluation using the fidelity of implementation model. BMC Family Practice, 18(1), 43. https://doi.org/10.1186/s12875-017-0618-0 (Original work published 2017)