Application of Nitrous Oxide Inhalation Sedation in Impacted Tooth Extraction
with Pharyngeal Sensitive Patients
LIU Hong-zhi,ZHANG Wei,WANG Tian-xiang,WANG Di,WANG Xiao-yan,LIU Yi-xin
《Journal of Oral and Maxillofacial Surgery》 . 2013, (2): 128 -131 .  DOI: 10.3969/j.issn.1005-4979.2013.02.012