1. Reprints: Dean M. Havlik, MD, Department of Pathology, University of New Mexico Health Sciences Center, 2211 Lomas Blvd NE, Albuquerque, NM 87106.
2. From the Departments of Pathology (Drs Havlik and Bocklage) and Surgery (Dr Farnath), University of New Mexico Health Sciences Center, Albuquerque.