| P-P factor | Pellagra Preventive factor = Vitamin G |
|---|---|
| PPF | pellagra preventive factor; phagocytosis promoting factor; phosphonoformate; plasma protein fraction... |
| IDT | immune diffusion test; instillation delivery time; intradermal typhoid [vaccine] |
| TAB | total autonomic blockage; typhoid, paratyphoid A, and paratyphoid B [vaccine] |
| TABC | total aerobic bacteria count; typhoid, paratyphoid A, paratyphoid B, and paratyphoid C [vaccine] |