There are multiple definitions:

1. fibrin stabilizing factor(English)

2. Free Software Foundation(English)

   • GNU

3. Fédération des stomisés de France(French)

   • the French Federation of Stoma Patients
   • Urology, Oncology
   • https://doi.org…rol.2008.02.008

4. female sexual function(English)

   • POPDI-6, CRADI-8, PFDI-20, UDI-6
   • Sexuality, Woman /female, Myocyte / muscle
   • https://doi.org…1002/ijgo.15189