| SPL | skin potential level; sound pressure level; splanchnic; spontaneous lesion; staphylococcal phage lys... |
|---|---|
| Tb | Tbilisi [phage]; terbium; tubercle bacillus; tuberculosis |
| Th cell | helper T cell(= T4 cell) |
| CD4 | HIV helper cell count |
| CTh | carrier-specific T-helper [cell] |