Echocardiographic screening for pulmonary hypertension in COPD patientsCharlotte U Andersen,Soren Mellemkjaer,Jens Erik Nielsenkudsk,Britt Elmedal Laursen,Ulf Simonsen,Ole HilbergClinical Respiratory Journal(2011)引用 2|浏览5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