Researchers estimated patterns of psychological distress.
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Frontiers Trends in the Prevalence of Psychological Distress Over Time: Comparing Results From Longitudinal and Repeated Cross-Sectional Surveys
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Frontiers Associations of Social Isolation with Anxiety and Depression During the Early COVID-19 Pandemic: A Survey of Older Adults in London, UK
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Rising ill-health and economic inactivity because of long-term sickness, UK - Office for National Statistics
Frontiers Depression, anxiety, stress, and physical activity of Australian adults during COVID-19: A combined longitudinal and repeated cross-sectional study
PDF) Trends in Psychological Distress Among Adults in England, 2020-2022