1 Baylor College of Medicine (A Lang), Houston, Tex. Electronic address: [email protected].
2 Department of Internal Medicine, University of Arkansas for Medical Sciences College of Medicine (B Burger), Little Rock, Ark; Department of Pediatrics, Arkansas Children's Hospital (B Burger), Little Rock, Ark.
3 Section of Pediatric Hospital Medicine, Nationwide Children's Hospital (V Doraiswamy), Columbus, Ohio; Department of Internal Medicine, Ohio State University Wexner Medical Center (V Doraiswamy), Columbus, Ohio.
4 Department of Pediatric Hospital Medicine, Riley Hospital for Children, Indiana University School of Medicine (R Peterson), Indiannapolis, Ind; Departments of Internal Medicine, Eskanazi Hospital, Indiana University School of Medicine (R Peterson), Indiannapolis, Ind.
5 Department of Internal Medicine, Penn State Milton S. Hershey Medical Center (D Shore and V Vithalani), Hummelstown, Pa; Department of Pediatrics, Penn State Children's Hospital (D Shore and V Vithalani), Harrisburg, Pa.
6 Department of Pediatric Hospital Medicine, Cincinnati Children's Hospital Medical Center (M Pfarr), Cincinnati, Ohio.