| PPM | permanent pacemaker; phosphopentomutase; physician practice management; pigmented pupillary membrane... |
|---|---|
| RAPD | relative afferent pupillary defect |
| AAR | active avoidance reaction; acute articular rheumatism; antigen-antiglobulin reaction |
| APR | abdominoperineal resection; absolute proximal reabsorption; acute phase reaction or reactant; amebic... |
| CFR | case-fatality ratio; citrovorum-factor rescue; Code of Federal Regulations; complement-fixation reac... |