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Keyword
- Healthcare facilities[remove]2
- COVID-191
- Case fatality ratio 1
- Comprehensive smoking ban1
- Hospitals1
- Infectious diseases1
- Long-term care facilities1
- Norovirus1
- Nursing homes1
- Outbreak control measures1
- Reproduction number1
- SARS-CoV-21
- Secondhand smoke1
- Smoke-free policies1
- Smoking ban1
- Third-hand smoking1
- Transmission dynamics1
- smoker-free policies1