| RAI | radioactive iodine; radioactive isotope; resident assessment instrument; resting ankle index; right ... |
|---|---|
| RI | radiation intensity; radioactive isotope; radioimmunology; recession index; recombinant inbred [stra... |
| ST | heat-Stable enteroToxin |
| WPW Syndrome | Wolff-Parkinson-White Syndrome ? CIx 1. Drugs; AV Conduct... |
| ASP | abnormal spinal posture; acute symmetric polyarthritis; African swine pox; aged substrate plasma; al... |