CDC field triage criteria:Find:Pt:^Patient:Nom:NEMSIS
cdc field triage criteria:find:pt:^patient:nom:nemsis
U.S. Centers for Disease Control and Prevention field triage criteria:Finding:To identify measures at a point in time:^Patient:Nominal:NEMSIS
u.s. centers for disease control and prevention field triage criteria:finding:to identify measures at a point in time:^patient:nominal:nemsis