Quest Diagnostics Incorporated is a corporation based in the United States that provides clinical laboratory services, it runs operations in United Kingdom, Mexico, Brazil, Puerto Rico and a laboratory in India and also has collaborative agreements internationally with various hospitals and ...

Quest Diagnostics Incorporated is a corporation based in the United States that provides clinical laboratory services, it runs operations in United Kingdom, Mexico, Brazil, Puerto Rico and a laboratory in India and also has collaborative agreements internationally with various hospitals and clinics.