There are multiple definitions:

1. Wound, Ischemia and Foot Infection(English)

   • classification system, developed by the Society for Vascular Surgery, and designed to provide more granular data and to also function as a clinical decision-making tool
   • CLI, CLTI, PAD, TMAO
   • Vascular disease, Classification, Infection, Wound care
   • https://doi.org…jnl-2019-316164

2. Wireless Fidelity(English)

   • LiFi
   • Communication