Shoi Shi <br/><br/>
Travel restrictions and SARS-COV-2 transmission :  and effective distance approach to estimate impact / 
by: Shoi Shi [and nine others] 
<br/><br/>Bulletin of the World Health Organization, 2020 98(8), pages 518-529 
<br/><br/><label>Subjects--Topical Terms: </label><br/>Travel restrictions<br/>Coronavirus diseases<br/>COVID-19 Pandemic--(2020-)<br/>Research