@article {zhu2007prognostic,
	title = {Prognostic value of ventricular longitudinal systolic velocities and maximal oxygen consumption in patients with dilated cardiomyopathy},
	journal = {Zhonghua xin xue guan bing za zhi},
	volume = {35},
	number = {6},
	year = {2007},
	pages = {544{\textendash}547},
	author = {Zhu, YS and Athanassopoulos, G and Zhang, ZX and Zhang, Jun and Qian, YQ and Zhou, XD and Chen, DZ and Karatasakis, G and Cokkinos, D.V.}
}
