There are multiple definitions:

1. Worcester Polytechnic Institute(English)

   • in Massachusetts (USA)
   • MIT
   • Bioengineering

2. widespread pain index(English)

   • ACR, AKAP12, FIQ-R, FM, RNF11, SSS
   • Pain, Fatigue, Chronic fatigue syndrome
   • https://doi.org…55/2022/9033342

3. whey protein isolate(English)

   • allows derivation of high Fisher ratio oligopeptides
   • HFOP, IgE, βLg
   • Nutrition, Biochemistry
   • https://doi.org…hem.2022.134841