Correction: The prognosis of heart failure patients: Does sodium level play a significant role?

• Tamrat Befekadu Abebe, 
• Eyob Alemayehu Gebreyohannes, 
• Yonas Getaye Tefera, 
• Akshaya Srikanth Bhagavathula, 
• Daniel Asfaw Erku, 
• Sewunet Admasu Belachew, 
• Begashaw Melaku Gebresillassie, 
• Tadesse Melaku Abegaz