title: Reflux-preventing face mask designed for painless gastroscopy.
authors.forename: Zhong
authors.initials: Z
authors.lastname: Jiang
authors.forename: Xiaoli
authors.initials: X
authors.lastname: Wu
authors.forename: Yue
authors.initials: Y
authors.lastname: Liu
authors.forename: Zhengliang
authors.initials: Z
authors.lastname: Ma
mesh_terms: D000769:Anesthesia, Inhalation / Q000295:instrumentation; D004867:Equipment Design; D005764:Gastroesophageal Reflux / Q000517:prevention & control*; D005773:Gastroscopy / Q000295:instrumentation*; D006801:Humans; D008397:Masks