| NFL | nerve fiber layer; neurofilament protein, light polypeptide |
|---|---|
| NFLD | nerve fiber layer defect |
| PL | palmaris longus; pancreatic lipase; perception of light; peroneus longus; phospholipase; phospholipi... |
| PLB | parietal lobe battery; phospholamban; phospholipase B; porous layer bead |
| PTLC | precipitation thin-layer chromatography |