Hayama, H., Ishikane, M., Sato, R., Kanda, K., Kinoshita, N., Izumi, S., . . . Hiroi, Y. (2020). Association of plain computed tomography-determined pulmonary artery-to-aorta ratio with clinical severity of coronavirus disease 2019. Pulm Circ.

Hayama, Hiromasa, Masahiro Ishikane, Rubuna Sato, Kohei Kanda, Noriko Kinoshita, Shinyu Izumi, Norio Ohmagari, and Yukio Hiroi. "Association of Plain Computed Tomography-determined Pulmonary Artery-to-aorta Ratio With Clinical Severity of Coronavirus Disease 2019." Pulm Circ 2020.

Hayama, Hiromasa, et al. "Association of Plain Computed Tomography-determined Pulmonary Artery-to-aorta Ratio With Clinical Severity of Coronavirus Disease 2019." Pulm Circ 2020.