英文關鍵字
analyzing
biochemistry
buccal
cheek
clinical
collecting
collection
coronavirus
covid19
diagnostic
dna
doctor
elderly
examination
flocked
genetic
hospital
infection
lab
laboratory
medical
microbiology
mouth
noninvasive
patient
pcr
pensioner
polymerase
prevention
reaction
respiratory
sample
settings
specimen
swab
test
testing
virus
woman