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Double-zero-event studies matter: a re-evaluation of physical distancing, face masks, and eye protection for preventing person-to-person transmission of COVID-19 and its policy impact.

Mengli XiaoLifeng LinJames S HodgesChang XuHaitao Chu
Published in: medRxiv : the preprint server for health sciences (2020)
DZS may contain useful information. Sensitivity analyses that include DZS in meta-analysis are recommended.
Keyphrases
  • case control
  • systematic review
  • coronavirus disease
  • mental health
  • sars cov
  • meta analyses
  • public health
  • healthcare
  • physical activity
  • randomized controlled trial
  • respiratory syndrome coronavirus
  • social media