Effects of metoprolol on hemodynamics and entropy during endotracheal intubation
ZHOU Qiang, CHEN Ming-xin, WANG Ya-xin, ZHANG Hong-tao, LIU Hai-gen, WANG Wen-sheng, ZHANG Yan
Chinese Journal of Contemporary Neurology and Neurosurgery . 2010, (4): 442 -446 .  DOI: 10.3969/j.issn.1672-6731.2010.04.011