TY - JOUR KW - CPRD Aurum KW - Cprd gold KW - breast cancer KW - Validation AU - K. Hagberg AU - C. Vasilakis-Scaramozza AU - R. Persson AU - D. Neasham AU - G. Kafatos AU - S. Jick AD - Epidemiology, Boston Collaborative Drug Surveillance Program, Lexington, MA, USA. Center for Observational Research, Amgen Ltd, Uxbridge, UK. Epidemiology, Boston University School of Public Health, Boston, MA, USA. AN - 38126002 BT - Clin Epidemiol C2 - PMC10731987 DO - 10.2147/clep.s434829 DP - NLM ET - 2023/12/21 LA - eng N1 - 1179-1349 Hagberg, Katrina Wilcox Orcid: 0000-0002-2407-2995 Vasilakis-Scaramozza, Catherine Orcid: 0000-0002-8721-4604 Persson, Rebecca Orcid: 0000-0003-2979-3238 Neasham, David Kafatos, George Orcid: 0000-0001-7871-9216 Jick, Susan Orcid: 0000-0002-2215-1067 Journal Article New Zealand Clin Epidemiol. 2023 Dec 16;15:1193-1206. doi: 10.2147/CLEP.S434829. eCollection 2023. PY - 2023 SN - 1179-1349 (Print)1179-1349 SP - 1193 EP - 1206 T2 - Clin Epidemiol TI - Correctness and Completeness of Breast Cancer Diagnoses Recorded in UK CPRD Aurum and CPRD GOLD Databases: Comparison to Hospital Episode Statistics and Cancer Registry (Companion Paper 2) VL - 15 ER -