| SP | sacroposterior; sacrum to pubis; salivary progesterone; schizotypal personality; semi-private [room]... |
|---|---|
| SPF | skin protection factor; specific-pathogen free; spectrophotofluorometer; S-phase fraction; split pro... |
| SPL | skin potential level; sound pressure level; splanchnic; spontaneous lesion; staphylococcal phage lys... |
| SPP | plural of species; Sexuality Preference Profile; skin perfusion pressure; suprapubic prostatectomy |
| SR | sarcoplasmic reticulum; saturation recovery; scanning radiometer; screen; secretion rate; sedimentat... |