| BLQ | Below level of quantification |
| DPO | Days post onset |
| HWNC | Houston West Nile cohort |
| UCB | Urine Conditioning Buffer |
| UR | Urine |
| WB | Whole blood |
| WNV | West Nile virus |
| ZIKV | Zika virus |
| BLQ | Below level of quantification |
| DPO | Days post onset |
| HWNC | Houston West Nile cohort |
| UCB | Urine Conditioning Buffer |
| UR | Urine |
| WB | Whole blood |
| WNV | West Nile virus |
| ZIKV | Zika virus |