1 Division of Cardiovascular Disease, University of Alabama at Birmingham, Birmingham, AL, USA. vedranoruc@uabmc.edu.
2 Division of Cardiovascular Disease, University of Alabama at Birmingham, Birmingham, AL, USA.
3 Division of Cardiovascular Disease, Birmingham Veterans Affairs Medical Center, 306 Lyons Harrison Research Building, 1900 University BLVD, Birmingham, AL, 35294, USA.