1Division of Pulmonary and Critical Care Medicine, Department of Medicine, Brigham and Women’s Hospital, Boston, MA 02115, USA
2Harvard Medical School, Boston, MA 02115, USA
3Partners In Health, Boston, MA 02115, USA
4Division of Pulmonary, Critical Care, and Sleep Medicine, Department of Medicine, Beth Israel Deaconess Medical Center, Boston, MA 02115, USA
5Department of Emergency Medicine, Brigham and Women’s Hospital, Boston, MA 02115, USA
6Center for Health Equity in Surgery and Anesthesia, University of California, San Francisco, CA 94110, USA