UK electronic healthcare records for research: a scientometric analysis of respiratory, cardiovascular, and COVID-19 publications - Massen, GM; Blamires, O; Grainger, M; Matta, M; Twumasi, RMG; Joshi, T; Laity, A; Nakariakova, E; Thavaranjan, T; Sheikh, A; Quint, JK (Pragmatic and Observational Research, 2024)