Establishes a quality control program appropriate for the testing performed in department of responsibility, establishing parameters for acceptable levels of analytical performance, ensuring that these levels are maintained throughout the entire testing process from the initial receipt of specimen through sample analysis and reporting of results. Assignments involve such complicating factors as practical, economic, or operating problems; inadequate or discrepant information about the use and capabilities of new instruments or methodologies; or requests for modified procedures, test alternative, or special studies to meet specific clinical situation.