英文關鍵字
covid19
vaccination
vial
peru
vaccine
coronavirus
cells
campaign
flag
science
inoculation
immunization
bottle
healing
covid
19
healthcare
corona
virus
immune
research
solution
medicine
treatment
health
care
cure
medication
disease
pharmacology
injection
antivirus
prevention
immunity
infection
influenza
flu
country
epidemic
ampoule
pandemic
pharmacy
ailment
illness
creation
liquid
medical
protection