| MLD50 | median lethal dose |
|---|---|
| MLT | left mentotransverse [fetal position] [Lat. mento-laeva transversa]; mean latency time; median letha... |
| PLA | peripheral laser angioplasty; phenyl lactate; phospholipase A; phospholipid antibody; placebo therap... |
| PLD | peripheral light detection; phospholipase D; platelet defect; polycystic liver disease; posterior la... |
| PLDR | potentially lethal damage repair |