@conference {kallistratos2008prognostic,
	title = {The prognostic value of the chronotropic response index in heart failure patients},
	booktitle = {EUROPEAN HEART JOURNAL},
	volume = {29},
	year = {2008},
	pages = {45{\textendash}45},
	publisher = {OXFORD UNIV PRESS GREAT CLARENDON ST, OXFORD OX2 6DP, ENGLAND},
	organization = {OXFORD UNIV PRESS GREAT CLARENDON ST, OXFORD OX2 6DP, ENGLAND},
	author = {Kallistratos, MS and Dritsas, A and Laoutaris, ID and Cokkinos, D.V.}
}
