UK Longitudinal Linkage Collaboration (UK LLC): the national Trusted Research Environment for longitudinal research
Changes to healthcare utilisation and symptoms for common mental health problems over the first 21 months of the COVID-19 pandemic: parallel analyses of electronic health records and survey data in England
Living alone and mental health: parallel analyses in UK longitudinal population surveys and electronic health records prior to and during the COVID-19 pandemic
Associations between self-reported healthcare disruption due to covid-19 and avoidable hospital admission: evidence from seven linked longitudinal studies for England
Socio-demographic differences in access to psychological treatment services: evidence from a national cohort study
Risk factors for long COVID: analyses of 10 longitudinal studies and electronic health records in the UK