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. Author manuscript; available in PMC: 2018 Nov 1.
Published in final edited form as: Resuscitation. 2017 Sep 21;120:113–118. doi: 10.1016/j.resuscitation.2017.08.244

Fig. 1.

Fig. 1

Study population. Analysis included OHCA = Out-of-hospital cardiac arrest. ROSC = Return of spontaneous circulation. ED = Emergency Department. ABG = Arterial blood gas.