Two-dimensional Echocardiographic Assessment of the Right Ventricle in Patients with Chronic Obstructive Lung Disease
1988 ◽
Vol 2
(4-5)
◽
pp. 277-281
◽
2005 ◽
Vol 3
(6)
◽
pp. 483-485
◽
1972 ◽
Vol 287
(4)
◽
pp. 175-177
◽