英文關鍵字
care
clinic
doctor
health
hospital
medical
injection
medicine
needle
coronavirus
treatment
syringe
healthy
therapy
vaccine
closeup
vaccination
epidemic
immunization
laboratory
research
drug
equipment
illness
covid19
disease
white
flu
infection
liquid
background
virus
dose
science
nurse
pandemic
isolated
antibiotic
lab
medic
inject
vial
medication
insulin
pharmacy
instrument
macro
narcotic