1 Department of Pathology, Microbiology, and Immunology, Vanderbilt University, Nashville, Tennessee (J.W.J.).
2 Division of Pediatric Dermatology, Department of Dermatology, Vanderbilt University, Nashville, Tennessee (L.A.B.).
3 Department of Pediatrics, University of California, San Francisco, San Francisco, California (J.R.G.).
4 Department of Pediatric Hospital Medicine, Palo Alto Medical Foundation, and Department of Pediatrics, Stanford University School of Medicine, Palo Alto, California (J.M.A.).
5 Department of Laboratory Medicine and Department of Pathology, Yale School of Medicine, New Haven, Connecticut (E.H.).
6 Department of Emergency Medicine, Brigham and Women's Hospital, Harvard Medical School, Boston, Massachusetts (A.I.L.).
7 Department of Pediatrics, Renaissance School of Medicine at Stony Brook University, and Department of Pediatrics, Stony Brook Children's Hospital, Stony Brook, New York (A.A.M.).
8 Department of Psychiatry and Psychology, Mayo Clinic, Rochester, Minnesota (K.M.S.).
9 Division of Pediatric Hematology, Oncology, Bone Marrow Transplant, and Cellular Therapy, University of Washington, Seattle, Washington (A.P.W.).