| L/S | lactase/sucrase [ratio]; lecithin/ sphingomyelin [ratio]; lipid/saccharide [ratio]; longitudinal sec... |
|---|---|
| LSect | longitudinal section |
| LTCS | low transverse cervical section |
| MLS | mean lifespan; median life span; median longitudinal section; microphthalmia-linear skin defects [sy... |
| sec | second; secondary; section |