1 Department of Internal Medicine, The University of Kansas School of Medicine-Wichita, KS, USA; Johns Hopkins Ciccarone Center for the Prevention of Heart Disease, Baltimore, MD, USA.
2 Advanced Cardiac Imaging, King Abdulaziz Cardiac Center, Ministry of National Guard - Health Affairs, Riyadh, Saudi Arabia; King Saud bin Abdulaziz University for Health Sciences, Riyadh, Saudi Arabia; King Abdullah International Medical Research Center, Riyadh, Saudi Arabia. Electronic address: [email protected].