Nale! Stop hitting your twin brother in his soft undeveloped baby skull!

别再敲你双胞胎弟弟那还没发育完全的柔软脑壳了！

Hemodynamic changes in 90 patients with pulmonary hypertension secondary to chronic cor pulmo-nale were reported.

对肺心病90例患者进行血流动力学观察。