Observation of heart rate variability in patients with acute myocardial infarction and detection of its sensitive index
ZHANG Ying, YANG Zhi-fang, WANG Wei, et al
上海交通大学学报（医学版） . 2013, (7): 975 .  DOI: 10.3969/j.issn.1674-8115.2013.07.016