title: Response to: Validation studies of the health improvement network (THIN) database for pharmacoepidemiology research by Lewis et al.
authors: T P
authors: TP
authors: van Staa
authors: J
authors: J
authors: Parkinson
mesh_terms: D016208:Databases, Factual / Q000706:statistics & numerical data*; D004341:Drug Evaluation; D016903:Drug Monitoring; D006801:Humans; D016347:Medical Records Systems, Computerized / Q000706:statistics & numerical data*; D017891:Pharmacoepidemiology / Q000379:methods*; D015203:Reproducibility of Results; D012106:Research; D006113:United Kingdom