title: Letter: Possible hazard of nitrous oxide for hysteroscopy.
mesh_terms: D002245:Carbon Dioxide / Q000097:blood; D004724:Endoscopy; D005260:Female; D006801:Humans; D009609:Nitrous Oxide / Q000009:adverse effects*; D010313:Partial Pressure; D014599:Uterus
chemical_list: D002245:Carbon Dioxide; D009609:Nitrous Oxide