| AU | arbitrary units |
| BMI | body mass index |
| CD4 | cluster of differentiation 4 |
| COVID-19 | Corornavirus infectious disease 2019 |
| CT | computed-tomography (imagery) |
| cm | centimeter(s) |
| ELISA | enzyme-linked immunosorbent assay |
| ESR | erytrocytes sedimentation rate |
| g/dL | grams/deciliter |
| HIV | human immunodeficiency virus |
| HIV-VL | HIV viral load |
| i.u. | international units |
| i.v. | intravenous route |
| kg | kilogram(s) |
| mg | milligram(s) |
| μg | microgram(s) |
| ng | nanogram(s) |
| mL | milliliter(s) |
| mm3 | cubic millimeter(s) |
| RNA | ribonucleic acid |
| RT-PCR | Reverse transcriptase polymerase chain reaction |
| SARS-CoV-2 | Severe Acute Respiratory Syndrome Coronavirus 2 |
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