Fig 2. Flowchart of the study.
Protocol version: v.2, June 2023. Abbreviations: ED: Emergency department; EP: Emergency physician; EU: Emergency Unit; OU: Observation Unit; PT: Physiotherapy.
Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.