| NAPT | National Association for the Prevention of Tuberculosis |
|---|---|
| NSPB | National Society for the Prevention of Blindness |
| ODPHP | Office of Disease Prevention and Health Promotion |
| PR | by way of the rectum [Lat. per rectum]; far point [of accommodation] [Lat. punctum remotum]; palindr... |
| prev | prevention, preventive; previous |