Shlipak MG, Smith GL, Rathore SS, Massie BM, Krumholz HM. Renal function, digoxin therapy, and heart failure outcomes: evidence from the digoxin intervention group trial. Journal of the American Society of Nephrology. 2004; 15(8):2195-203 312. Shochat M, Shotan A, Dahan I. NT-proBNP-guided preemptive treatment of outpatients with chronic heart failure followed in a out hospital clinic. Journal of Cardiac Failure. 2012; 313. Simmonds R, Glogowska M, McLachlan S, Cramer H, Sanders T, Johnson R et al. Unplanned admissions and the organisational management of heart failure: a multicentre ethnographic, qualitative study. BMJ Open. 2015; 5(10):e007522 314. Sisk JE, Hebert PL, Horowitz CR, McLaughlin MA, Wang JJ, Chassin MR. Effects of nurse management on the quality of heart failure care in minority communities: a randomized trial. Annals of Internal Medicine. 2006; 145(4):273-83 315. Sohn S, Helms TM, Pelleter JT, Muller A, Krottinger AI, Schoffski O. Costs and benefits of personalized healthcare for patients with chronic heart failure in the care and education program "Telemedicine for the Heart". Telemedicine and e-Health. 2012; 18(3):198-204 316. Solvd Investigators. Effect of enalapril on survival in patients with reduced left ventricular ejection fractions and congestive heart failure. The SOLVD Investigators. New England Journal of Medicine. 1991; 325(5):293-302 317. Soran OZ, Pina IL, Lamas GA, Kelsey SF, Selzer F, Pilotte J et al. A randomized clinical trial of the clinical effects of enhanced heart failure monitoring using a computer-based telephonic monitoring system in older minorities and women. Journal of Cardiac Failure. 2008; 318. Spinar J, Jarkovsky J, Spinarova L, Mebazaa A, Gayat E, Vitovec J et al. AHEAD score Long- term risk classification in acute heart failure. International Journal of Cardiology. 2016; 319. Spinar J, Ludka O, Dusek L, Vitovcova L, Sobotova D, Spinarova L et al. 