[1]
Sultan, K.M. et al. 2009. The relation of Echocardiographic findings to pulmonary Function tests in patients with Chronic obstructive Pulmonary Disease. Journal of the Faculty of Medicine Baghdad. 51, 1 (Apr. 2009), 17–22. DOI:https://doi.org/10.32007/jfacmedbagdad.5111160.