Affiliation: | a Pathology and Laboratory Medicine Service, Diagnostic and Molecular Medicine Health Care Group, VA Long Beach Healthcare System, 5901 E. 7th Street, Long Beach, CA 90822, USA b Department of Pathology and Laboratory Medicine, University of California, Irvine, CA 92117, USA c Department of Gastroenterology, University of California, Irvine, CA 92117, USA d Medical Health Care Group, VA Long Beach Healthcare System, 5901 E. 7th Street, Long Beach, CA 90822, USA e Neuro-Oncology Program, Chao Comprehensive Cancer Center, University of California, Irvine, Orange, CA 92868, USA |