| SPIF | solid-phase immunoassay fluorescence |
|---|---|
| SPR | sepiapterin reductase; serial probe recognition; specific pathogen free; Society for Pediatric Radio... |
| SPRIA | solid phase radioimmunoassay |
| ILP | inadequate luteal phase; insufficiency of luteal phase; interstitial laser photocoagulation; interst... |
| GnRH | Gonadotropin Releasing Hormone [HP 1898, 2034] = LHRH = Go... |