| RV | random variable; rat virus; Rauscher virus; rectovaginal; reinforcement value; renal vein; residual ... |
|---|---|
| SD | Sandhoff disease; senile dementia; septal defect; serologically defined; serologically detectable; s... |
| SDR | spontaneously diabetic rat; surgical dressing room |
| SHR | spontaneously hypertensive rat |
| SHSP | spontaneously hypertensive stroke-prone [rat] |