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  1. Occupational Disease And Injury | Field Epi Manual | CDC

  2. Occupational health - World Health Organization (WHO)

  3. Protecting workers' health - World Health Organization (WHO)

  4. Occupational Diseases: A Guide to Their Recognition

  5. National Institute for Occupational Safety and Health (NIOSH)

  6. WHO/ILO: Almost 2 million people die from work-related causes …

  7. About Work-related Heart Disease | Heart Disease | CDC

  8. Occupational infections - World Health Organization (WHO)

  9. Occupational Diseases (88-79896) | NIOSH | CDC - Centers for …

  10. Total WHO/ILO Joint Estimates of the Work-related Burden of …