The U.S. Geological Survey’s National Water Quality Laboratory suffers from severe staffing shortages, management shortcomings and other problems that could hamper the quality of the work being done, ...

Achieving quality in the medical laboratory requires the use of many tools. This workbook explains the basic knowledge necessary to understand a simple but effective statistical process control system ...

The concepts of quality assurance and audits are two distinct ideas that serve the same purpose: improving quality, consistency and reliability in operations. Quality assurance is more of an abstract ...

Sigma metrics constitute a quantitative approach that integrates bias, imprecision and total allowable error to evaluate the performance of clinical laboratory assays ...