Application of nitrous oxide/oxygen inhalation comfort technique during tooth extraction of elderly hypertensive patients under electrocardiographic monitoring

SHAO Yun, CUI Qi-chun, HE Huan, CHENG Qing-tao, Ren Jia-wei, LI Jing, ZHU Wei-yan, JIANG Mu-ya, LIU Jia-liang

Shanghai Journal of Stomatology . 2023, (1): 97 -100 . DOI: 10.19439/j.sjos.2023.01.018