Contact Tracing during Coronavirus Disease Outbreak, South Korea, 2020.
Emerg Infect Dis. 2020 Oct;26(10):2465-2468. doi: 10.3201/eid2610.201315. Epub 2020 Jul 16.
Emerg Infect Dis. 2020.
PMID: 32673193
Free PMC article.