From the Department of PediatricsUniversity of Illinois at Chicago College of Medicine, Chicago, IL; Department of Pediatrics, University of California School of Medicine, San Francisco; Departments of Pediatrics, Pathology, and Preventive Medicine, University of Southern California School of Medicine and Children’s Hospital; University of California Los Angeles School of Medicine, Los Angeles; The Children’s Cancer Group, Arcadia, CA; Department of Pediatrics, University of Pennsylvania School of... (At 2000-03-13)
