For other uses, see Killeen (disambiguation). Killeen is a city in Bell County, Texas, United States. According to the recent populations estimates, the city's population was 140,806, making it the 21st most populous city in Texas. It is the principal city of the KilleenâTempleâFort Hood Metropolitan Statistical Area.
CAQH is a non-profit alliance of health plans and trade associations, developing and leading initiatives that positively impact the business of healthcare. Consider how joining CAQH may be the right career choice for you.
PQQ is a small molecule once thought to be a vitamin, although its actions in the human body are not related to this hypothesized vitamin-like mechanism. Via its actions as a REDOX agent in cells, it can modify signalling and is thought to support mitochondrial function.