There are multiple definitions:

1. Nine-Item ARFID Screen(English)

   • a brief multidimensional instrument to measure ARFID-associated eating behaviors
   • DSM-5, AN, APA, ARFID, BMD, BMI, BMIz, DSM, DXA, NIAS-PR
   • Screening, Nutrition, Behavior(al science)
   • https://doi.org….1002/eat.23520

2. Netherlands Institute for Advanced Studies(English)

   • Organizations (scientific)
   • https://nias.knaw.nl/