CLINICAL RESPIRATORY JOURNAL, vol.12, no.3, pp.961-965, 2018 (SCI-Expanded)
IntroductionRecent articles revealed that an increased main pulmonary artery to ascending aorta ratio (PA/A) in thorax computed tomography (CT) correlated with pulmonary hypertension, and might be linked to a high probability of chronic obstructive pulmonary disease (COPD) exacerbations.