Saliva
Severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2)
Asymptomatic
Coronavirus disease 2019 (COVID-19)
Virology
Detection limit
Mass spectrometry
Real-time polymerase chain reaction
Medicine
Molecular biology
Biology
Chromatography
Chemistry
Pathology
Internal medicine
Gene
Genetics
Disease
Infectious disease (medical specialty)
