1. Department of Pediatrics and Adolescent Medicine, American University of Beirut Medical Center, Cairo St., Hamra, Beirut, Lebanon
2. University of Massachusetts Medical School, Department of Cardiovascular Medicine, Worcester, MA, United States
3. School of Pharmacy, Lebanese American University, P.O. Box 36, Byblos, Lebanon
4. Department of Pharmacy Practice, The Daniel K. Inouye College of Pharmacy, University of Hawaii at Hilo, Hawaii, HI, United States
5. Division of Cardiology, Beth Israel Deaconess Medical Center, Harvard Medical School, Boston, MA, United States