Detection of left anterior descending coronary artery obstruction by myocardial flow reserve as determined by real-time contrast echocardiography. A head to head comparison with transthoracic Doppler.
JOURNAL OF THE AMERICAN COLLEGE OF CARDIOLOGY(2005)
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