19
2 strips
2019
analysis
apparatus
cassette
china
chinese
closeup
corona
coronaviruses
covid
covid19
device
diagnostics
disease
disposable
dna
doctor
epidemic
explore
express test
fast
glove
hand
health
infection
jet
kit
laboratory
malaise
new
original
pcr
pneumonia
positive
positive degree
reagent
reception
research
sample
sars
scientific
test
teststrip
virus
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