There are multiple definitions:

1. Ecole Polytechnique de Montréal(French)

   • EPFL, MIT
   • Organizations (research)
   • https://www.polymtl.ca/

2. elevated plus maze [test](English)

   • this simple labyrinth is an excellent apparatuses for the study of anxiety-related responses
   • ETM
   • Experimental animal, Anxiety/fear
   • https://doi.org…-4446-2015-1895

3. extrapontine myelinolysis(English)

   • CPM, ODS, pNa
   • Clinical chemistry, Sodium
   • https://doi.org….1111/ped.13042

4. educational performance measure(English)

   • END, MEARS, NACE, SJT, UKCAT
   • Education
   • https://doi.org…0459-016-9715-4