ABSTRACT

Division of Pulmonary and Critical Care and Cardiothoracic Surgery, Departments of Medicine and Surgery, University of Texas Health Science Center at

San Antonio, San Antonio, Texas, U.S.A.

Irawan Susanto

Division of Pulmonary and Critical Care and Hospitalists, Department of Medicine, David Geffen School of Medicine at UCLA, University of California,

Los Angeles, California, U.S.A.