Bronchoscopic validation of the significance of sputum purulence in severe exacerbations of chronic obstructive pulmonary disease (COPD)N. Soler,C. Agusti,J. Angrill,J. Puig de la Bellacasa,A. TorresRespiratory Medicine: COPD Update（2006）引用 88|浏览0暂无评分AI 理解论文溯源树样例生成溯源树，研究论文发展脉络Chat Paper正在生成论文摘要
