Dema, E., Sonnenberg, P., Gibbs, J., Conolly, A., Willis, M., Riddell, J., Bosó Pérez, R., Copas, A., Tanton, C., Bonell, C., Oeser, C., Clifton, S., Unemo, M., Mercer, C., Mitchell, K. & Field, N. 2022, 'How did the COVID-19 pandemic affect access to condoms, chlamydia and HIV testing, and cervical cancer screening at a population level in Britain? (Natsal-COVID)', Sexually Transmitted Infections. https://doi.org/10.1136/sextrans-2022-055516