Affiliation: | 1. Department of Pediatrics, Saint Louis University School of Medicine, Saint Louis, Mo. USA;2. Department of Neurology, Saint Louis University School of Medicine, Saint Louis, Mo. USA;3. Infectious Disease Unit, Bidwill Research Center, Cardinal, Glennon Memorial Hospital for Children, Saint Louis, Mo. USA;4. Division of Infectious Diseases, Department of Pediatrics, University of California, The Center for the Health Sciences, Los Angeles, Calif. USA |