Title Item Type No Grouping Matthews, A, Langan, S, Douglas, IJ, Smeeth, L and Bhaskaran, K (2016). Clinical code list - Diabetes codes. [Dataset]. London School of Hygiene & Tropical Medicine, London, United Kingdom. 10.17037/DATA.145. Forbes, H, Bhaskaran, K, Thomas, SL, Smeeth, L, Clayton, T and Langan, S (2014). Clinical code list - Diabetes codes. [Dataset]. London School of Hygiene & Tropical Medicine, London, United Kingdom. 10.17037/DATA.154.