| LU | left upper [limb]; loudness unit; Lupron; lytic unit |
|---|---|
| LyNeF | lytic nephritic factor |
| SPL | skin potential level; sound pressure level; splanchnic; spontaneous lesion; staphylococcal phage lys... |
| Tb | Tbilisi [phage]; terbium; tubercle bacillus; tuberculosis |