analysing
analysis
background
biochemistry
biology
biotechnology
blood
bottle
care
chemical
chemist
chemistry
clinic
clinical virus test
covid19
disease
doctor
drug
epidemic
equipment
experiment
glass
glove
health
healthcare
hospital
injection
isolated
lab
laboratory
liquid
medical
medicine
pandemic
pharmacy
plasma
plastic
red
research
sample
science
scientific
specialist
syringe
test
treatment
tube
tubes
virus
white
定額
Three test tubes with red, yellow and blue liquid on a white background. The substance is similar to a vaccine for the virus. Sketchy images of the COVID-19 virus are drawn with a pencil.の素材 [FY310144235505]
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