Data Collection

Lewer, D, Padmanathan, P, Arfeen, MNU, Denaxas, S, Forbes, H, Gonzalez-Izquierdo, A and Hickman, M (2021). Healthcare use by people who use illicit opioids (HUPIO): development of a cohort based on electronic primary care records in England (extended data). [Data Collection]. University College London, London, United Kingdom. https://doi.org/10.5522/04/13253906.v5

White, J, Hawkins, J, Murphy, S, Towson, J, Cannings-John, R, Madden, K, Rona, C, Hickman, M, Moore, L, Bonell, C, Parrott, S, Zammit, S and Hines, L (2023). The FRANK friends study: Data. [Data Collection]. Cardiff University, Cardiff, Wales. https://doi.org/10.17035/d.2023.0244798057