| PPB | platelet-poor blood; pneumococcal pneumonia and bacteremia; positive pressure breathing |
|---|---|
| PPBP | pro-platelet basic protein |
| PPG | photoplethysmography; platelet proteoglycan; portal pressure gradient |
| PPO | platelet peroxidase; preferred provider option; preferred provider organization |
| PPP | pain perception profile; palatopharyngoplasty; palmoplantar pustulosis; pentose phosphate pathway; p... |