Letter to the Editor: Analysis of the recently published article by Wikstrom MB, Krantz J, Horer TM, Nilson KF. Resuscitative endovascular balloon occlusion of the inferior vena cava is made hemodynamically possible by concomitant endovascular balloon occlusion of the aorta - A porcine study. J Trauma Acute Care Surg. 2019; 88(1): 160-168.