| PID | pain intensity difference [score]; pelvic inflammatory disease; photoionization detector; picture im... |
|---|---|
| SID | single intradermal [test]; Society for Investigative Dermatology; sucrase-isomaltase deficiency; sud... |
| SIRS | soluble immune response suppressor; Structured Interview of Reported Symptoms; systemic inflammatory... |
| SNIPA | seronegative inflammatory polyarthritis |
| VRNI | neovascular inflammatory vitreoretinopathy |