Medical worker holding swab sampling stick isolated on white background
Palabras clave
doctor,
nasal,
laboratory,
laboratory,
swab,
sample,
test,
kit,
research,
face,
mask,
protective,
equipment,
goggles,
white,
suit,
corona,
virus,
hospital,
medicals,
treatment,
diagnosis,
patient,
analysis,
flu,
clinic,
pandemic,
health,
check,
cotton,
deoxyribonucleic acid,
rna,
genetic,
omicron,
new,
variant,
delta,
filtered,
saliva,
oral,
holding,
antibody,
nose
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