| PN | papillary necrosis; parenteral nutrition; penicillin; perceived noise; percussion note; periarteriti... |
|---|---|
| VN | vesical neck; vestibular nucleus; virus neutralization; visceral nucleus; visiting nurse; vitronecti... |
| NB | New-Born |
| TRNB | Transient Respiratory distress of New Born |
| TTNB | Transient Tachypnea of New Born |