34例中
肺穿刺活检
7例，气管镜和实验室检查7例，其余病例
。
The diagnosis was proven by lung biopsy in 7 cases, by endoscopy and microphytology in 7 cases and clinically in 20 cases.
34例中肺穿刺活检7例，气管镜和实验室检查7例，其余病例。
The diagnosis was proven by lung biopsy in 7 cases, by endoscopy and microphytology in 7 cases and clinically in 20 cases.
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