Emergency Severity Index, Version 4: Implementation Handbook. AHRQ 05-0046-2
N. Gilboy, P. Tanabe, D. Travers, et al., May 2005, 82 pp. Manual covers all details of the Emergency Severity Index: a five-level emergency department triage algorithm that provides clinically relevant stratification of patients into five groups from most urgent to least urgent on the basis of acuity and resource needs.
