英文關鍵字
adult
aged
care
coronavirus
covid
covid19
diverse
doctor
drug
elderly
flu
flue
getting
hand
health
hospital
illness
immunity
infection
influenza
injection
male
man
mask
medical
medication
medicine
nurse
old
outbreak
patient
pensioner
people
prevention
receiving
senior
social
syringe
treatment
vaccinate
vaccination
vaccine
virus
woman