Affiliation: | Department of Pediatrics, Emergency Medicine Section, Medical College of Wisconsin (AC), Milwaukee, WI;Department of Epidemiology, School of Public Health (GM);the Injury Control Research Center (GM, MDR);Department of Pediatrics, School of Medicine (WDK);the Division of Clinical Immunology and Rheumatology, School of Medicine (MDR), University of Alabama at Birmingham, Birmingham, AL;Southeast Child Safety Institute, The Children's Hospital of Alabama (WDK), Birmingham, AL. |