TY - STAND AU - S. Ramagopalan AU - T. Leahy AU - E. Stamp AU - C. Sammon BT - J Comp Eff Res DO - 10.2217/cer-2019-0190 PY - 2020 T2 - J Comp Eff Res TI - Approaches for the identification of chronic kidney disease in CPRD-HES-linked studies SN - 2042-6305 ER -