Thabt, S. S., B. E. Enany, and K. roshudy Soliman. “FRACTIONAL SODIUM EXCRETION AND ITS RELATION TO IN-HOSPITAL MORBIDITY AND MORTALITY IN PATIENTS ADMITTED WITH DECOMPENSATED HEART FAILURE”. Pakistan Heart Journal, vol. 45, no. 4, Feb. 2013, doi:10.47144/phj.v45i4.586.