There are multiple definitions:

1. quantile-quantile [plot](English)

   • PC, PCA, SW
   • Statistics
   • https://doi.org…55/2022/6423023
   • https://doi.org/10.1113/JP285214

2. quality and quantity(English)

   • thus cultured human mononuclear cells containing endothelial progenitor cells stimulate fat graft vascularization and enhance graft survival in a rodent recipient
   • PBMNC, MNC-QQ
   • Cell biology, Experimental animal
   • https://doi.org…000000000007580