Clinical and Laboratory Standards Institute (CLSI). Continual Improvement; Approved Guideline. 3rd ed. CLSI document QMS06-A3. CLSI. Wayne, PA: 2011.
Clinical and Laboratory Standards Institute (CLSI). Quality Management System: A Model for Laboratory Services; Approved Guideline. 4th ed. CLSI document QMS01-A4. CLSI. Wayne, PA: 2011.
Committee on Quality of Health Care in America. To Err is Human, Building a Safer Health System. Washington, DC: National Academy Press. 2000.
Committee on Quality of Health Care in America. Crossing the Quality Chasm, A New Health System for the 21st Century. Washington, DC: National Academy Press. 2001.