College of Graduate Health Sciences, University of Tennessee Health Science Center, Memphis, TN, 38163, USA. firstname.lastname@example.org. College of Medicine, Alfaisal University, Riyadh, Saudi Arabia. email@example.com. School of Public Health, The University of Memphis, Memphis, TN, USA. Unaizah College of Medicine and Medical Sciences, Qassim University, Buraydah, Al-Qassim, Saudi Arabia. Faculty of Medicine, King Abdulaziz University Rabigh Branch, Rabigh, Saudi Arabia. Department of Internal Medicine, College of Medicine and Health Sciences, UAE University, Al Ain, United Arab Emirates. Medicine Faculty of Sousse, University of Sousse, 4000, Sousse, Tunisia. Internal Medicine Department, Sidi Bouzid Hospital, 9100, Sidi Bouzid, Tunisia.