| y | Greek letter psi; wave function |
|---|---|
| QENF | quantifying examination of neurologic function |
| RFS | relapse-free survival; renal function study; rotating frame spectroscopy |
| RFT | respiratory function test; rod-and-frame test; right frontotransverse [fetal position] |
| RRF | residual renal function |
| MAFA | mast cell function associated antigen |
|---|---|
| MFO | mixed function oxidase system |
| NRF | normal renal function |
| PF | pulmonary function |