There are multiple definitions:

1. erythema chronicum migrans(Latin)

   • is classically described as a nonspecific perivascular infiltrate with a variable number of plasma cells and eosinophils
   • LD
   • Dermatology
   • https://doi.org…000000000001631

2. extracellular matrix(English)

   • Abbreviation may be used in Am. Soc. Physiol. journals without definition.
   • APR, FAC, HSP, MT
   • Physiology, Cell biology

3. equivalent circuit method/model(English)

   • TLM
   • Biophysics

4. energy corrected milk(English)

   • calculated as (0.327 × kg of milk) + (12.95 × kg of fat) + (7.65 × kg of protein)
   • DHIA, IMI, SCC, BHBA, DMI, NEFA
   • Nutrition, Veterinary medicine
   • https://doi.org…55/2017/7097450
   • https://doi.org…093/jas/skae241

5. electrocardiomatrix(English)

   • a color map presented as a new method for beat-by-beat visualization during inspection of cardiac signals in one lead of the MIT-BIH arrhythmia database
   • PSVT, SVA
   • Cardiology
   • https://doi.org…761/JIC.1000133

6. endothelial cell medium(English)

   • ECGS, FBS, HUVEC, VEGF
   • Endothelium, Culture medium
   • https://pubmed.…h.gov/21427839/

7. electronic caries monitor(English)

   • measures the electrical resistance in enamel at baseline and during the four-week test period at weekly intervals
   • Dentistry, Monitoring, Impedance/bioimpedance
   • https://doi.org….3390/dj7030091

8. expectations confirmation model(English)

   • may refer to adaptation to the public health context
   • COVID-19
   • Model(ing), Public Health, Vaccination, Virology
   • https://doi.org…al.pone.0301383