Autor: Javier Saénz de Santamaría

César R. Lacruz,   MD, Ph D, FIAC  Consultant Pathologist, Assistant Professor Pathology University General Hospital “Gregorio Marañón”, Department of Pathology, Madrid, Spain Javier Saénz de Santamaría, MD, Ph D, FIAC  Director of Anatomic Pathology, Professor of Pathology University Hospital, Extremadura Medical School, Badajoz, Spain Ricardo H. Bardales, MD, MIAC  Staff Pathologist Outpatient Pathology Associates, Sacramento, CA, USA