There are multiple definitions:

1. low linoleic acid(English)

   • FA, HLA, MR, SFA
   • Veterinary medicine, Immunology
   • https://doi.org…8/jds.2013-7473

2. lower limit of agreement(English)

   • ULA
   • Statistics
   • https://doi.org…acc.2021.08.017

3. lower limit [of cerebral] autoregulation(English)

   • AASI, BP, DBP, MAP, PP, SBP
   • Regulation / control, Standards
   • https://doi.org…JAHA.117.007816