1 Department of Medicine, Division of Hematology-Oncology, University of California Irvine School of Medicine, Orange, California; Hematology/Oncology Section, Veterans Affairs Long Beach Healthcare System, Long Beach, California.
2 Department of Medicine, Division of Hematology-Oncology, University of California Irvine School of Medicine, Orange, California. Electronic address: Ignatius.ou@uci.edu.