| PPA | palpation, percussion, auscultation; pepsin A; phenylpropanolamine; phenylpyruvic acid; Pittsburgh p... |
|---|---|
| PPB | platelet-poor blood; pneumococcal pneumonia and bacteremia; positive pressure breathing |
| PPV | pneumococcal polysaccharide vaccine; porcine parvovirus; positive predictive value; positive pressur... |
| PVM | pneumonia virus of mice; proteins, vitamins, and minerals |
| UIP | usual interstitial pneumonia |