According to a survey held by the National Survey on Drug Use and Health, an average of 239,000 persons aged 12 or older used illicit drugs per year between 2005 and 2010. Kansas City is our home, and we’re committed to bringing that number down in our city by locating laboratories that are stocked with testers who are professional in technique and procedure. Check out any one of them, and we guarantee you will be treated with respect and superior service.