[1] ZNA Middelheim Hosp, Emergency Dept, B-2020 Antwerp, Belgium
[2] Univ Antwerp Hosp, Emergency Dept, B-2650 Edegem, Belgium
[3] Ziekenhuis Netwerk Antwerp, Business Intelligence Dept, B-2060 Antwerp, Belgium
[4] Univ Libre Bruxelles, Hop Univ St Pierre, Emergency Dept, B-1000 Brussels, Belgium