Bing found the following results
WHOQOL - Measuring Quality of Life| The World Health Organization
Quality of life - Wikipedia
Definition, Measures, Applications, & Facts | Britannica
Quality of Life: Definition, Measures, and Examples
Quality Of Life - StatPearls - NCBI Bookshelf
What Is Quality of Life? Why It's Important and How to Improve It
WHOQOL - Files| The World Health Organization
WHOQOL - 100| The World Health Organization
A systematic review of quality of life research in medicine and …
What Is QOL? | ISOQOL