SARS coronavirus 2 spike protein RBD Ab.neut:ACnc:Pt:Ser/Plas:Qn:IA
sars coronavirus 2 spike protein rbd ab.neut:acnc:pt:ser/plas:qn:ia
SARS-CoV-2 (COVID-19) S protein RBD neut ab IA Qn
sars-cov-2 (covid-19) s protein rbd neut ab ia qn