英文關鍵字
animal
antibiotic
background
biology
care
clinic
closeup
cure
doctor
dose
drug
equipment
flu
hand
health
healthcare
holding
hospital
illness
influenza
injecting
injection
insulin
isolated
laboratory
liquid
man
medical
medicament
medication
medicine
narcotic
needle
nurse
patient
people
pharmaceutical
plastic
research
science
scientist
sterile
surgery
syringe
treatment
vaccination
vaccine
white