There are multiple definitions:

1. lock-in amplifier(English)

   • TIA
   • Bioengineering

2. lead integrity algorithm(English)

   • Biophysics

3. local infiltration anesthesia(English)

   • application in musculoskeletal surgery after total hip and total knee arthroplasty
   • THA, TKA
   • Anesthesiology/analgesia, Pain, Musculoskeletal system, Surgery
   • https://doi.org…471-2474-15-220

4. line immunoassay(English)

   • a common method for detecting antibodies to extractable nuclear antigens (ENA) and myositis-associated antibodies
   • ENA, RCPAQAP
   • Immunology, Pathology
   • https://doi.org…hol.2021.01.018

5. Luminex immunological assay(English)

   • HPV, cLIA, VLP
   • Immunology, Clinical chemistry
   • https://doi.org….1002/jmv.29050