Transesophageal echocardiography to detect right-to-left shunt in neurosurgical patients in the sitting position
GAO Jing;HUA Qi;LI Xiao-hui;WANG Cai-rong;MA Ting;YE Xin
Journal of Capital Medical University . 2012, (4): 462 -464 .  DOI: 10.3969/j.issn.1006-7795.2012.04.008