| ERI | E-rosette inhibitor |
|---|---|
| MRFC | mouse rosette-forming cell |
| RF | radial fiber; radio frequency; receptive field; regurgitant fraction; Reitland-Franklin [unit]; rela... |
| RFC | request for comments; retrograde femoral catheter; rosette-forming cell |
| RI | radiation intensity; radioactive isotope; radioimmunology; recession index; recombinant inbred [stra... |