| PRP | physiologic rest position; pityriasis rubra pilaris; platelet-rich plasma; polyribosyl ribitol phosp... |
|---|---|
| RPP | heart rate-systolic blood pressure product; retropubic prostatectomy |
| ERF | Education and Research Foundation; external rotation in flexion; Eye Research Foundation |
| ICR | [distance between] iliac crests; Institute for Cancer Research; Institute for Cancer Research [mouse... |
| ISR | information storage and retrieval; Institute for Sex Research; Institute of Surgical Research; insul... |