SARS coronavirus 2 S gene codon N501=:PrThr:Pt:XXX:Ord:Molgen
sars coronavirus 2 s gene codon n501=:prthr:pt:xxx:ord:molgen
SARS-CoV-2 (COVID-19) S gene codon N501= [Presence] in Specimen by Molecular genetics method
sars-cov-2 (covid-19) s gene codon n501= [presence] in specimen by molecular genetics method