Jefferson, E., Milligan, G., Johnston, J., Mumtaz, S., Cole, C., Best, J., Giles, T., Cox, S., Masood, E., Horban, S., Urwin, E., Beggs, J., Chuter, A., Reilly, G., Morris, A., Seymour, D., Hopkins, S., Sheikh, A. & Quinlan, P. 2024, 'The Challenges and Lessons Learned Building a New UK Infrastructure for Finding and Accessing Population-Wide COVID-19 Data for Research and Public Health Analysis: The CO-CONNECT Project', Journal of Medical Internet Research, 26, article no: e50235. https://doi.org/10.2196/50235