目的探讨慢性肺源性心脏病(肺心病)患者细菌感染趋势及其耐药情况。
Objective To discuss chronic lung original heart disease (heart disease from lung disorders) patients of bacterium infection tendency and resistance situation.
目的：探讨胸片对慢性肺源性心脏病的早期诊断价值。
Purpose: To discuss the value of plain chest film in diagnosing early Chronic Cor Pulmonale.
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