title: Nasal oxygen during endoscopy.
authors.forename: J
authors.initials: J
authors.lastname: Rosenberg
mesh_terms: D002760:Cholangiopancreatography, Endoscopic Retrograde / Q000009:adverse effects*; D006801:Humans; D000860:Hypoxia / Q000517:prevention & control*; D010102:Oxygen Inhalation Therapy