There are multiple definitions:

1. enteric cytopathic human orphan(English)

   • CMT
   • Virology
   • https://doi.org…2985-019-1190-0

2. echography, echocardiography(English)

   • US, 2D, 3D-STE
   • Ultrasound, Medical imaging

3. Extension for Community Health care Outcomes(English)

   • is effective in rapidly disseminating evidence-based information
   • PDMP
   • Quality and outcomes, Evidence based medicine
   • https://doi.org…903-022-02417-6