1 Division of Cardiovascular Disease, Robert Packer Hospital, Guthrie Health Services, Sayre, PA, USA; The Geisinger Commonwealth School of Medicine, Scranton, PA, USA.
2 Division of Cardiovascular Disease, Robert Packer Hospital, Guthrie Health Services, Sayre, PA, USA; The Geisinger Commonwealth School of Medicine, Scranton, PA, USA. Electronic address: [email protected].