Cite
MLA Citation
J P Laaban et al.. “Detection of pulmonary hypertension by Doppler echocardiography of the inferior vena cava in chronic airflow obstruction..” Thorax, vol. 44, no. 5, 1989, pp. 396–401. http://access.bl.uk/ark:/81055/vdc_100135175754.0x00002e