1. CLIA-88 proficiency testing (PT) criteria for acceptable performance;Federal Register.,1992
2. Quality control for in-hospital veterinary laboratory testing;Freeman;J Am Vet Med Assoc.,1999
3. Quality control recommendations and procedures for in-clinic laboratories;Weiser;Vet Clin North Am Small Anim Pract.,2007
4. It's time for in-house quality assurance;Mitzner;J Am Anim Hosp Assoc.,2002
5. Royal College of Veterinary Surgeons Practice Standards Scheme Manual http://www.rcvs.org.uk/document-library/practice-standards-manual/