| LR | labeled release; laboratory references; laboratory report; labor room; lactated Ringer [solution]; l... |
|---|---|
| BFPSTS | biologic false-positive serological test for syphilis |
| sero, serol | serological, serology |
| Sxs | serological sex-specific [antigen] |
| AAR | active avoidance reaction; acute articular rheumatism; antigen-antiglobulin reaction |