| PPV | pneumococcal polysaccharide vaccine; porcine parvovirus; positive predictive value; positive pressur... |
|---|---|
| PPB | platelet-poor blood; pneumococcal pneumonia and bacteremia; positive pressure breathing |
| PPS | Personal Preference Scale; physician, patient and society [course]; polyvalent pneumococcal polysacc... |
| DEV | Duck Embryo Vaccine |
| HBPV | Haemophilus influenza type B Polysaccharide(PRP) Vaccine; B형 헤모필루스 인플루엔자 피막 다당질 백신... |