Nitrous oxide - are there any real contraindications?
D000766:Anesthesia, Dental; D000769:Anesthesia, Inhalation; D006331:Heart Diseases / Q000503:physiopathology; D006801:Humans; D008171:Lung Diseases / Q000503:physiopathology; D001523:Mental Disorders / Q000503:physiopathology; D009609:Nitrous Oxide / Q000008:administration & dosage*; D012120:Respiration Disorders / Q000503:physiopathology; D012141:Respiratory Tract Infections / Q000503:physiopathology
D009609:Nitrous Oxide