Dastani M, Moshiri S, Khameneh Bagheri R, Bahramizadeh M, Hassanzadeh Khayyat L, Elyasi S, Mohammadpour AH. A Pilot Study on Correlation Between Serum Selenium and Copper Concentrations and Coronary Slow Flow Phenomenon. Acta Med Iran. 2019;57(6):374-380.