| L/3 | lower third |
|---|---|
| LAS | laboratory automation system; lateral amyotrophic sclerosis; laxative abuse syndrome; left anterior-... |
| LBNP | lower body negative pressure |
| LCCS | lower cervical cesarean section |
| LE | lactate extraction; left ear; left eye; leukocyte elastase; leukoerythrogenic; live embryo; Long Eva... |