There is a worldwide development toward using data from hospital‐based stroke registers to estimate epidemiological trends. However, incomplete case ascertainment may cause selection bias. We examined the completeness of case… Click to show full abstract
There is a worldwide development toward using data from hospital‐based stroke registers to estimate epidemiological trends. However, incomplete case ascertainment may cause selection bias. We examined the completeness of case ascertainment and selection bias in two hospital‐based Swedish stroke registers.
               
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