There are multiple definitions:

1. decision-feedback equalizer(English)

   • CIR, CSI, CSK, ISI, MAP
   • Communication, Nano-sciences
   • https://doi.org…NB.2015.2504542

2. Dermatophagoides farinae extract(English)

   • refers to regulation of skin allergic inflammation
   • ABE, AD, DNCB, IgE
   • Allergy, Dermatology, Regulation / control
   • https://doi.org…jep.2019.111850

3. dilated fundus examination(English)

   • Ophthalmology

4. distal femoral epiphysis(English)

   • AWRF, HRA, MoM, PFE, THA
   • Orthopedics, Skeleton and bone (formation)
   • https://doi.org…155/2014/740105