PPE
40s
african american
analysing
black
caucasian
close up
cure
dna
face covering
face mask
female
focus on foreground
forties
front view
health
holding
horizontal
lab
laboratory
lateral flow
lft
medical
medicine
mixed race
occupation
one person
pandemic
pcr
people
person
researching
safety glasses
sample
science
scientist
studying
swab
test
testing
vaccine
variant
woman
women
worker
working