Reza Mollazadeh1, Roya Sattarzadeh2, Salma Sefidbakht3. 1. Cardiology Department, Imam Khomeini Hospital, Tehran University of Medical Sciences, Keshavarz Blv, Tehran 1419733141, Iran; mollazar@yahoo.com. 2. Cardiology Department, Imam Khomeini Hospital, Tehran University of Medical Sciences, Keshavarz Blv, Tehran 1419733141, Iran; 3. Pathology Department, Shariati Hospital, Tehran University of Medical Sciences, Tehran, Iran.