1. Barst RJ, McGoon M, Torbicki A, et al. Diagnosis and differential assessment of pulmonary arterial hypertension. J Am Coll Cardiol. 2004; 43:40S–47S.
Article
2. Shim CY, Kim SA, Choi D, et al. Clinical outcomes of exercise-induced pulmonary hypertension in subjects with preserved left ventricular ejection fraction: implication of an increase in left ventricular filling pressure during exercise. Heart. 2011; 97:1417–1424.
Article
3. Yoo SJ, Park JH, Park Y, et al. Prevalence of pulmonary arterial hypertension in Korean adult patients with systemic sclerosis: result of a pilot echocardiographic screening study. J Cardiovasc Ultrasound. 2016; 24:312–316.
Article
4. Seo YH, Choi HJ. Clinical utility of echocardiography for early and late pulmonary hypertension in preterm infants: relation with bronchopulmonary dysplasia. J Cardiovasc Ultrasound. 2017; 25:124–130.
Article
5. Krowka MJ, Mandell MS, Ramsay MA, et al. Hepatopulmonary syndrome and portopulmonary hypertension: a report of the multicenter liver transplant database. Liver Transpl. 2004; 10:174–182.
Article
6. Bozbas SS, Bozbas H. Portopulmonary hypertension in liver transplant candidates. World J Gastroenterol. 2016; 22:2024–2029.
Article
7. Habash F, Gurram P, Almomani A, et al. Correlation between echocardiographic pulmonary artery pressure estimates and right heart catheterization measurement in liver transplant candidates. J Cardiovasc Imaging. 2018; 26:75–84.
Article