TY - JOUR AU - Y . Y. Tan AU - V. Papez AU - W. Chang AU - S. Mueller AU - S. Denaxas AU - A. Lai AD - Institute of Health Informatics, University College London, London, UK. Electronic address: yen.tan.16@ucl.ac.uk. Institute of Health Informatics, University College London, London, UK. AN - 36150402 BT - Lancet Healthy Longev DO - 10.1016/s2666-7568(22)00186-6 DP - NLM ET - 2022/09/24 LA - eng N1 - 2666-7568 Tan, Yen Yi Papez, Vaclav Chang, Wai Hoong Mueller, Stefanie H Denaxas, Spiros Lai, Alvina G Journal Article England Lancet Healthy Longev. 2022 Sep 20:S2666-7568(22)00186-6. doi: 10.1016/S2666-7568(22)00186-6. PY - 2022 SN - 2666-7568 T2 - Lancet Healthy Longev TI - Comparing clinical trial population representativeness to real-world populations: an external validity analysis encompassing 43 895 trials and 5 685 738 individuals across 989 unique drugs and 286 conditions in England ER -