| LRE | lamina rara externa |
|---|---|
| LREC | Local Research Ethics Committee |
| LREH | Low-renin essential hypertension |
| LRF | Luteinizing hormone releasing factor |
| LRF | lateral reticular formation |
| LRFS | Local recurrence-free survival |
| LRH | Luteinizing Hormone Releasing Hormone |
| LRI | Lamina rara interna |
| LRI | lower respiratory illness |
| LRI | Lower respiratory infections |