| SP | sacroposterior; sacrum to pubis; salivary progesterone; schizotypal personality; semi-private [room]... |
|---|---|
| SPA | salt-poor albumin; sheep pulmonary adenomatosis; sperm penetration assay; spinal progressive amyotro... |
| SPAF | spontaneous paroxysmal atrial fibrillation |
| sPEEP | spontaneous peak end-expiratory pressure |
| SPL | skin potential level; sound pressure level; splanchnic; spontaneous lesion; staphylococcal phage lys... |