1 Division of Cardiovascular Disease, Robert Packer Hospital and the Guthrie Health System Sayre PA and The Geisinger Commonwealth School of Medicine, Scranton, PA, USA. Electronic address: edo.kaluski@guthrie.org.
2 Department of Medicine, West Virginia University, Morgantown, WV, USA.
3 Division of Cardiovascular Disease, Robert Packer Hospital and the Guthrie Health System Sayre PA and The Geisinger Commonwealth School of Medicine, Scranton, PA, USA.