Clinical observation of Remifentanil in gastroscope examination in the elderly
LI Yajing,TIAN Zili,JIAO Zhengwei,LU Yuxiang,LIU Peng
Medical Reserch and Education . 2013, (5): 66 -68,74 .  DOI: 10.3969/j.issn.1674-490X.2013.05.018