Prevalence of heart failure in the elderly and future projections: the AGES-Reykjavík study..

Danielsen R, Thorgeirsson G, Einarsson H, Ólafsson Ö, Aspelund T, Harris TB, Launer L, Gudnason V. Scand Cardiovasc J. 2017;51(4):183-189. PMID:28366010