There are multiple definitions:

1. 'de Nederlanders' [test](Dutch)

   • refers to properties of reading tests in subjects with maculopathy
   • IReST, LEO, MNREAD
   • Ophthalmology, Disability
   • https://doi.org….1111/aos.14574

2. no evidence of disease(English)

   • Diagnostics
   • https://doi.org…020-023-00659-w

3. normal equivalent deviate(English)

   • CMH, HSD, PSD, SD
   • Statistics
   • https://doi.org…C2014-0-02732-3