Level A: Generally accepted principles for patient management that reflect high degree of<unk>  certainty.
Level B: Recommendations for patient management that may identify a particular strategy or range of management strategies that reflect moderate<unk>  certainty.
Level C: Other strategies for patient management based on Class III studies, or in absence of any adequate, published literature and based on panel consensus.
ACEP clinical policies
Sign out tools
Reexamination sample documentation
Mass casualty incident triage
STOPP/START criteria
Denver screening criteria
Critical care documentation
Clinical decision rules list