Comment on

• Relationship of serum sodium concentration to mortality in a wide spectrum of heart failure patients with preserved and with reduced ejection fraction: an individual patient data meta-analysis(†): Meta-Analysis Global Group in Chronic heart failure (MAGGIC).

  Rusinaru D, Tribouilloy C, Berry C, Richards AM, Whalley GA, Earle N, Poppe KK, Guazzi M, Macin SM, Komajda M, Doughty RN; MAGGIC Investigators. Rusinaru D, et al. Eur J Heart Fail. 2012 Oct;14(10):1139-46. doi: 10.1093/eurjhf/hfs099. Epub 2012 Jul 9. Eur J Heart Fail. 2012. PMID: 22782968
• Dysnatraemia in heart failure.

  Deubner N, Berliner D, Frey A, Güder G, Brenner S, Fenske W, Allolio B, Ertl G, Angermann CE, Störk S. Deubner N, et al. Eur J Heart Fail. 2012 Oct;14(10):1147-54. doi: 10.1093/eurjhf/hfs115. Epub 2012 Jul 20. Eur J Heart Fail. 2012. PMID: 22820314