There are multiple definitions:

1. quadriceps femoris(Latin)

   • ACLR, HQ, IKDC, KOOS, LQ, LSI, RTS
   • Anatomy, Myocyte / muscle, Knee
   • https://doi.org…0167-017-4678-4

2. quantitative fluorescence(English)

   • CNV, MLPA, PCR
   • Fluorescence, Genetics
   • https://doi.org…439-023-02631-4