Litwin Christine M
Section of Clinical Immunology, Division of Clinical Pathology, Department of Pathology, University of Utah School of Medicine, 50 N. Medical Drive, Salt Lake City, UT 84132, USA.
Pediatr Infect Dis J. 2003 Sep;22(9):768-77. doi: 10.1097/01.inf.0000083827.20027.64.