1 Division of Hematology/Oncology, Department of Pediatrics, Washington University School of Medicine, St. Louis, Mo; Division of General Medical Sciences, Bioethics Research Center, Department of Medicine, Washington University School of Medicine, St. Louis, Mo.
2 Division of General Medical Sciences, Institute for Informatics, Department of Medicine, Washington University School of Medicine, St. Louis, Mo.
3 Division of General Medical Sciences, Bioethics Research Center, Department of Medicine, Washington University School of Medicine, St. Louis, Mo. Electronic address: duboisjm@wustl.edu.