1. Stone J, Hoffman GJ: Medicare Hospital Readmissions: Issues, Policy Options, and PPACA. (R40972). September 21, 2010. Washington, DC: Congressional Research Service.
2. Bourge RC, Fleg JL, Fonarow GC, et al. Digoxin and reduction in 30-day all-cause hospital admission in ambulatory older adults with heart failure and reduced ejection fraction. Presented at: ACC Scientific Sessions Late-Breaking Clinical Trials; March 11, 2013; San Francisco, CA.
3. Effects of Oral Tolvaptan in Patients Hospitalized for Worsening Heart Failure: the EVEREST outcome trial;Konstam;JAMA,2007
4. Prognosis and determinants of survival in patients newly hospitalized for heart failure: a population-based study;Jong;Arch Intern Med,2002
5. Effect of enalapril on survival in patients with reduced left ventricular ejection fractions and congestive heart failure;N Engl J Med,1991