Institution: | Department of Microbiology and Immunology, The Pennsylvania State University College of Medicine, The Milton S. Hershey Medical Center, Hershey, Pennsylvania, USA.;Departments of Pediatrics and Medicine, College of Physicians and Surgeons, Columbia University, New York, USA.;Department of Surgery, The Pennsylvania State University College of Medicine, The Milton S. Hershey Medical Center, Hershey, Pennsylvania, USA.;Department of Pathology, The Pennsylvania State University College of Medicine, The Milton S. Hershey Medical Center, Hershey, Pennsylvania, USA.;Department of Pediatrics, The Pennsylvania State University College of Medicine, The Milton S. Hershey Medical Center, Hershey, Pennsylvania, USA. |