SUBJECT
COVID-19 vaccines
Philippines. Department of Health
Vaccination
2
COVID-19
1
Filipinos
1
Herd immunity
1
Older people
1
Pfizer, Inc
1
Philippines. Department of Science and Technology
1
Philippines. Department of the Interior and Local Government
1
Philippines. Food and Drug Administration
1
Quarantine
1
Sinovac Biotech Ltd
1