1. CLSI C24-Ed4. Statistical quality control for quantitative measurement procedures: principles and definitions, 4th ed. Wayne PA: Clinical and Laboratory Standards Institute; 2016.
2. CLSI C24A3. Statistical quality control for quantitative measurement procedures: principles and definitions. 3rd ed. Wayne PA: Clinical and Laboratory Standards Institute; 2006.
3. The impact of QC frequency on patient results;Yundt-Pacheco;MLO Med. Lab. Obs.,2008
4. Planning Statistical Quality Control to Minimize Patient Risk: It’s About Time;Parvin;Clin. Chem.,2018
5. CLSI EP23-A, Laboratory Quality Control Based on Risk Management, Clinical and Laboratory Standards Institute, Wayne PA: Clinical and Laboratory Standards Institute; 2011.