The China Health and Retirement Longitudinal Study (CHARLS) cohort consisted of 8,668 participants with a mean age of 56.3 years, of whom 45.7% were female.

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• Person: Not available Organization: Nature
  U shaped association between sleep duration and long ...

Sources

• U shaped association between sleep duration and long ... www.nature.com Nature via serper

Referenced by nodes (1)

• China Health and Retirement Longitudinal Study concept