1 Saint James School of Medicine, Anguilla, British Virgin Islands; The University of Texas Health Science Center at Houston, Clinical Professor of Medicine, The University of Texas Medical Branch at Galveston, Chief of Critical Care Services, United Memorial Medical Center, Houston, TX, USA.
2 Saint James School of Medicine, Anguilla, British Virgin Islands; The University of Texas Health Science Center at Houston, Clinical Professor of Medicine, The University of Texas Medical Branch at Galveston, Chief of Critical Care Services, United Memorial Medical Center, Houston, TX, USA. Electronic address: Joseph.Varon@uth.tmc.edu.