There are multiple definitions:

1. brown adipose tissue(English)

   • WAT, BSA, FFA, ITT, KAP, OA, OCT
   • Metabolism
   • https://doi.org…27.2020.1712107

2. baroreflex activation therapy(English)

   • HFpEF, GDMT, HFrEF, LVAD, NT-proBNP, NYHA, QOL, 6MWD
   • Cardiology, Therapeutic approaches
   • https://doi.org…SAHA.121.319900
   • https://doi.org….1002/ejhf.3232

3. brightness acuity tester(English)

   • cpd, GP, PAL
   • Ophthalmology
   • https://doi.org…232185.00091.45

4. basophil activation test(English)

   • for assessing utility in the evaluation of residual antigenicity in various milk formulas
   • Allergy, Nutrition, Cytometry / cytology
   • https://doi.org…let.2015.11.024

5. Best Available Technique(English)

   • AQ, AQAMS, BREF, CLRTAP, EEA, EIA, EMAS, ENPI, FCCC, GAINS, IMPEL, IPPC, MAC, MAE, MEA, NEC, PM, PAH, POP, PRTR, VOC
   • Air pollution, Environment
   • http://ec.europ…nt/index_en.htm

6. bleeding assessment tool(English)

   • scoring system used to assist the diagnosis of bleeding disorders
   • CRNMB, HMB, IR, ISTH, ISTH-BAT, MB
   • Thrombocyte /thrombosis, Scoring systems/scales
   • https://doi.org….1111/jth.13883

7. Blooming Anatomy Tool(English)

   • a discipline-specific rubric for utilizing Bloom's taxonomy in the design and evaluation of assessments in the anatomical sciences
   • BBT, BLO, MCQ
   • Anatomy, Education
   • https://doi.org/10.1002/ase.1507
   • http://pubmed.n…h.gov/25516150/

8. best available therapy(English)

   • CR, cUTI
   • Therapeutic approaches, Microbiology, Urology
   • https://doi.org…265-021-01580-4