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Echocardiographic predictors of exercise capacity and mortality in chronic obstructive pulmonary disease

Mikkel Malby Schoos*, Morten Dalsgaard, Jesper Kjærgaard, Dorte Moesby, Sidse Graff Jensen, Ida Steffensen and Kasper Karmark Iversen

BMC Cardiovascular Disorders 2013, 13:84  doi:10.1186/1471-2261-13-84

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