Systemic-pulmonary collateral supply associated with clinical severity of chronic thromboembolic pulmonary hypertension: a study using intra-aortic computed tomography angiography.
Sun W, Ota H, Sato H, Yamamoto S, Tatebe S, Aoki T, Sugimura K, Tominaga J, Shimokawa H, Ueda T, Takase K.