Comparison of outcomes of the 50-year follow-up of a randomized trial assessed by study questionnaire and by data linkage: The CONCUR study.
Mohammad ShahbazJane E HardingBarry MilneAnthony G B WaltersLisa UnderwoodMartin von RandowLois XuGreg D Gamblenull nullPublished in: Clinical trials (London, England) (2024)
A combination of questionnaire, pharmaceutical, and laboratory data with expert panel review were required to identify participants with chronic conditions of interest in this follow-up of a clinical trial.