| HCW | healthcare worker |
| CDC | Centers for Disease Control and Prevention |
| WHO | World Health Organization |
| SARS-CoV-2 | Severe acute respiratory syndrome coronavirus 2 |
| RSV | Respiratory syncytial virus |
| COVID-19 | Coronavirus disease 2019 |
| HCP | healthcare personnel |
| ILI | influenza-like illness |
| CPC | cetylpyridinium chloride |
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