1 Department of Cardiology, Division of Internal Medicine, University of Texas MD Anderson Cancer Center, 2121 West Holcombe Blvd., Houston, TX 77030, USA kfujiwara1@mdanderson.org.
2 Center for Translational Medicine, Department of Medicine, Sidney Kimmel Medical College, Thomas Jefferson University, 1020 Locust Street, Room 543D, Philadelphia, PA 19107, USA.