Title Item Type No Grouping Williamson, E; Walker, AJ; Bhaskaran, KJ; Bacon, S; Bates, C; Morton, CE; Curtis, HJ; Mehrkar, A; Evans, D; Inglesby, P; Cockburn, J; Mcdonald, HI; MacKenna, B; Tomlinson, L; Douglas, IJ; Rentsch, CT; Mathur, R; Wong, A; Grieve, R; Harrison, D; Forbes, H; Schultze, A; Croker, RT; Parry, J; Hester, F; Harper, S; Perera, R; Evans, S; Smeeth, L and Goldacre, B (2020). opensafely/risk-factors-research. [Dataset]. Github. https://github.com/ebmdatalab/opensafely-risk-factors-research