1. From the Departments of Pathology and Laboratory Medicine (Dr Butnor) and Hematology/Oncology (Dr Grunberg), Fletcher Allen Health Care, University of Vermont, Burlington; the Department of Pathology, Mount Sinai Medical Center, New York, New York (Dr Beasley); the Department of Pathology, The Methodist Hospital, Houston, Texas (Dr Cagle); the Department of Radiation Oncology, Veterans Administra