| UCL | ulnar collateral ligament; upper collateral ligament; upper confidence limit; upper control limit; u... |
|---|---|
| UFFI | urea formaldehyde foam insulation |
| UKM | urea kinetic modeling |
| UN | ulnar nerve; undernourished; unilateral neglect; urea nitrogen; urinary nitrogen |
| Ur | urea; urine, urinary |