| LRTI | lower respiratory tract infection |
| PCR | polymerase chain reaction |
| rPCR | real-time PCR |
| InfA | influenza A |
| InfB | influenza B |
| InfC | influenza C |
| Para | parainfluenza virus |
| Para1-3 | parainfluenza viruses 1-3 |
| RSV | respiratory syncytial virus |
| ADV | human adenovirus |
| MeaVR | measles virus |
| Rhino | rhinovirus |
| hMPV | human metapneumovirus |
| Boca | bocavirus |
| hCoV | human coronavirus HKU1 |
| CoV2 | SARS-CoV-2 |
| SARS | SARS-CoV |
| MERS | MERS-CoV |
| VZV | varicella-zoster virus |
| RUBV | rubella virus |