1 Division of Emergency Medicine, Department of Pediatrics, Children's Hospital of Michigan and Central Michigan University, Detroit, Michigan klelak@dmc.org.
2 Michigan Poison Center and Department of Emergency Medicine, School of Medicine, Wayne State University, Detroit, Michigan.
3 Division of Emergency Medicine, Department of Pediatrics, Boston Children's Hospital and Harvard Medical School, Harvard University, Boston, Massachusetts.
4 Clinical Research Institute, College of Medicine, Central Michigan University, Mount Pleasant, Michigan.
5 Division of Emergency Medicine, Department of Pediatrics, Children's Hospital of Michigan and Central Michigan University, Detroit, Michigan.