Emerging Infectious Diseases
Volume 28, Number 4—April 2022
http://wwwnc.cdc.gov/eid/
Expedited Articles
Recombinant BA.1/BA.2 SARS-CoV-2 Virus in Arriving Travelers, Hong Kong, February 2022
H. Gu et al.
Emerging Infectious Diseases
Volume 28, Number 4—April 2022
http://wwwnc.cdc.gov/eid/
Expedited Articles
Recombinant BA.1/BA.2 SARS-CoV-2 Virus in Arriving Travelers, Hong Kong, February 2022
H. Gu et al.