Division of Pulmonary and Critical Care Medicine, Department of Medicine, Stanford University, Stanford, California, United States of America.|Department of Materials Science and Engineering, Stanford Neuroscience Institute, Stanford University, Stanford, California, United States of America.|Division of Hematology, Oncology, Stem Cell Transplantation, and Cancer Biology, Department of Pediatrics, Stanford University School of Medicine, Stanford, California, United States of America.|Asian Liver Center and Department of Surgery, Stanford University, Stanford, California, United States of America.|Stanford Biosciences Grant Writing Academy, Stanford University, Stanford, California, United States of America.