There are multiple definitions:

1. mitochondria localization signal(English)

   • Mitochondrion

2. middle longitudinal strain(English)

   • Doppler-based strain for six segments
   • AFI, ALS, BLS, GLS
   • Cardiology, Doppler technique, Medical imaging
   • https://doi.org…1111/echo.13278

3. midline shift(English)

   • CDR, GCS, ICP, ICU, ISS, IVH, LOS, MVC, PECARN, TBI
   • Neuropathy, Surgery, Pediatrics
   • https://doi.org…017.2.PEDS16419