Doppler echocardiography-right heart catheterization relationships in patients with idiopathic pulmonary fibrosis and suspected pulmonary hypertension.
Swanson KL, Utz JP, Krowka MJ. Doppler echocardiography-right heart catheterization relationships in patients with idiopathic pulmonary fibrosis and suspected pulmonary hypertension. Med Sci Monit. 2008 Apr; 14(4):CR177-82.