| LOC | laxative of choice; level of consciousness; liquid organic compound; locus of control; loss of consc... |
|---|---|
| LOI | level of incompetence; limit of impurities |
| Lp | lipoprotein; sound pressure level |
| L1TC | level 1 trauma center |
| MBL | Marine Biological Laboratory; menstrual blood loss; minimum bactericidal level |