Patient safety : what is the role for Congress? : hearing of the Committee on Health, Education, Labor, and Pensions, United States Senate, One Hundred Seventh Congress, first session, on examining issues surrounding Congress' role in increasing patient safety in the health care system, including proposals that would reflect the Institute of Medicine's report recommendations to establish a Center for Quality Improvement and Safety to fund research and disseminate information about patient safety, while providing for confidentiality protections of this information, May 24, 2001.