There are multiple definitions:

1. Federale Overheidsdienst(Belgian Dutch)

   • in België
   • FAGG, OCMW
   • Organizations (governmental), Public Health
   • https://www.health.belgium.be/nl

2. fiber orientation distribution(English)

   • DTI, HMOA, MRI, NuFO, ODF, SD, WM
   • Medical imaging, Brain (dys)function
   • https://doi.org….1002/hbm.22080

3. fish oil diet(English)

   • FO, VC, VCD
   • Nutrition
   • https://doi.org…sci.2014.03.013

4. free of disease(English)

   • QOL
   • Quality of life