Authors: Peter Paal; Les Gordon; Giacomo Strapazzon; Monika Brodmann Maeder; Gabriel Putzer; Beat Walpoth; Michael Wanscher; Doug Brown; Michael Holzer; Gregor Broessner; Hermann Brugger Journal: Scand J Trauma Resusc Emerg Med Date: 2016-09-15 Impact factor: 2.953