| LISREL | linear structural relation |
|---|---|
| MRR | marrow release rate; maximum relation rate |
| OR | a logical binary relation that is true if any argument is true, and false otherwise; [o]estrogen rec... |
| PPR | physician-patient relation; physician payment reform; posterior primary ramus; Price precipitation r... |
| MAP | malignant atrophic papulosis; mandibular angle plane; maturation-activated protein; maximal aerobic ... |