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1. Activity limitations, use of assistive devices, and mortality and clinical events in 25 high-income, middle-income, and low-income countries: an analysis of the PURE study
2. Variations in the financial impact of the COVID-19 pandemic across 5 continents: A cross-sectional, individual level analysis
3. The burden of cardiovascular events according to cardiovascular risk profile in adults from high-income, middle-income, and low-income countries (PURE): a cohort study
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