@article {kallistratos2007no,
	title = {No incremental clinical information of NT Pro BNP at peak exercise over resting levels in patients with impaired left ventricular function},
	journal = {International journal of cardiology},
	volume = {121},
	number = {2},
	year = {2007},
	pages = {221{\textendash}223},
	publisher = {Elsevier},
	author = {Kallistratos, MS and Dritsas, A and Laoutaris, ID and Cokkinos, D.V.}
}
