| RP-HPLC | reverse phase-high performance liquid chromatography |
|---|---|
| RPIPP | reverse phase ion-pair partition |
| RPLC | reverse phase liquid chromatography |
| SLP | left sacroposterior [fetal position] [Lat. sacrolaeva posterior]; segmental limb systolic pressure; ... |
| SP | sacroposterior; sacrum to pubis; salivary progesterone; schizotypal personality; semi-private [room]... |