1. Final rule (42 CFR Part 405, et al);57 Federal Register,1992
2. Critical values: ASCP practice parameter;Emancipator;Am J Clin Pathol,1997
3. Laboratory critical limits [letter];Fine;JAMA,1990
4. Notifying clients of life-threatening results;Kaufman;MLO Med Lab Obs,1994
5. To Err is Human: Building a Safer Health System;Kohn,1999