Institution: | aCritical Care Medicine Department, National Institutes of Health Clinical Center, Bethesda, MD, 20892;bPathology Core, National Heart, Lung, and Blood Institute, National Institutes of Health, Bethesda, MD, 20814;cMicroscopy and Imaging Core Facility, Center for Biologics Evaluation and Research, US Food and Drug Administration, Silver Spring, MD, 20993;dDepartment of Pediatrics, School of Medicine, Vanderbilt University, Nashville, TN, 37232 |