| COPD | Chronic obstructive pulmonary disease |
| COVID-19 | Coronavirus disease-19 |
| mRNA | Messenger ribonucleic acid |
| T2DM | Type 2 diabetes mellitus |
| SARS-CoV-2 | Severe acute respiratory syndrome coronavirus 2 |
| VOC | Variants of concern |
| COPD | Chronic obstructive pulmonary disease |
| COVID-19 | Coronavirus disease-19 |
| mRNA | Messenger ribonucleic acid |
| T2DM | Type 2 diabetes mellitus |
| SARS-CoV-2 | Severe acute respiratory syndrome coronavirus 2 |
| VOC | Variants of concern |