| CM | Complete media |
| CPE | Cytopathic effect |
| hNEC | Human nasal epithelial cell |
| ICPs | Immunocompromised patients |
| IM | Infection media |
| NTD | N-terminal Domain |
| PRNT | Plaque Reduction Neutralization Test |
| RBD | Receptor Binding Domain |
| SNPs | Single nucleotide polymorphisms |
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