| IPPO | intermittent positive-pressure inflation with oxygen |
|---|---|
| IPPR | integrated pancreatic polypeptide response; intermittent positive-pressure respiration |
| IPPV | intermittent positive-pressure ventilation |
| LFPPV | low-frequency positive pressure ventilation |
| LPC | late positive component; lipocortin; longitudinal primary care [program]; lysophosphatidylcholine |