| LDAR | latex direct agglutination reaction |
|---|---|
| LLR | large local reaction; left lateral rectus [muscle]; left lumbar region |
| MAR | main admissions room; marasmus; marrow; maximal aggregation ratio; medication administration record;... |
| MCAR | mixed cell agglutination reaction |
| MLR | mean length response; middle latency response; mixed lymphocyte reaction |