Fig. 1From: De-identified Bayesian personal identity matching for privacy-preserving record linkage despite errors: development and validationTypes of information found in medical records and corresponding research databases, with UK legal status. Typically, researchers seek to operate with pseudonymised or anonymised health data, prior to publishing aggregated anonymous data. A challenge is to produce linked pseudonymised/anonymous health data from multiple organizations without exchanging identifying information. (All examples are fictional.) From [3]Back to article page