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本组50例肺心病患者的年龄为49～85岁,Ptfv_1异常(≤-0.02mm·sec)。分四组治疗,其Ptfv_1动态观察结果见表。
The group of 50 patients with pulmonary heart disease patients aged 49 to 85 years, Ptfv_1 anomalies (≤ 0.02mm · sec). Divided into four groups, the dynamic observation of Ptfv_1 results shown in the table.