PRE |
photoreacting enzyme; physician's report of examination; pigmented retinal epithelium; preplacement ... |
|---|---|
PRR |
proton relaxation rate; pulse repetition rate |
RARE |
rapid acquisition with relaxation enhancement |
RRI |
recurrent respiratory infection; reflex relaxation index; relative response index |
RV-IVRT |
right ventricular isovolumic relaxation time |