Effectiveness of International Travel Controls for Delaying Local Outbreaks of COVID-19
oleh: Bingyi Yang, Sheena G. Sullivan, Zhanwei Du, Tim K. Tsang, Benjamin J. Cowling
| Format: | Article |
|---|---|
| Diterbitkan: | Centers for Disease Control and Prevention 2022-01-01 |
Deskripsi
During the coronavirus disease pandemic, international travel controls have been widely adopted. To determine the effectiveness of these measures, we analyzed data from 165 countries and found that early implementation of international travel controls led to a mean delay of 5 weeks in the first epidemic peak of cases.