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Conclusion The possible causes of obstinate emptysis in patients with bronchiectasis are mainly infections.
结论支扩顽固性咯血，感染可能是重要原因。
youdao
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Conclusion The possible causes of obstinate emptysis in patients with bronchiectasis are mainly infections.
结论支扩顽固性咯血，感染可能是重要原因。
youdao