| PFKL | phosphofructokinase, liver type; 6-phosphofructo-2-kinase, liver type |
|---|---|
| RL | radial line; radiation laboratory; reduction level; renal dysplasia-limb defects [syndrome]; resisti... |
| RAD | radial artery catheter; radiation absorbed dose; radical; radiography or radiographic; reactive airw... |
| RAI | radioactive iodine; radioactive isotope; resident assessment instrument; resting ankle index; right ... |
| RAR | rapidly adapting receptor; rat insulin receptor; retinoic acid receptor; right arm reclining; right ... |