There are multiple definitions:

1. event-free survival(English)

   • MRD, PFS, RFS, DFS, MFS
   • Prognosis, Quality and outcomes

2. early fatty streak [development](English)

   • CARS, FOS, MCW, MCWS, OTS, SVM
   • Atherosclerosis /atherogenic, Medical imaging, Machine learning
   • https://doi.org…859-022-05059-1

3. electrical field stimulation(English)

   • sickle cell disease (SCD) is a genetic disorder that has been associated with priapism. Hydroxyurea is not effective in treating this type of priapism
   • ACh, cGMP, eNOS, SCD, SNP, ROS
   • Hematology, Genitals, Andrology, Therapeutic approaches
   • https://doi.org…al.pone.0292706

4. endocardial fractional shortening(English)

   • a standard echocardiographic measurement used to evaluate the squeezing function of the heart. It calculates the percentage change in the diameter of the left ventricle as it contracts. Also denoted as eFS
   • CKD, FS, LVEF, MFS
   • Cardiology, Medical imaging, Ratio-based metric
   • https://doi.org…598-019-46653-3