title: CO2 rebreathing in the modified Bain circuit for conscious sedation and general anesthesia.
mesh_terms: D000766:Anesthesia, Dental / Q000295:instrumentation*; D000768:Anesthesia, General / Q000295:instrumentation*; D002245:Carbon Dioxide / Q000008:administration & dosage* / Q000032:analysis; D004869:Equipment Safety; D006801:Humans; D009609:Nitrous Oxide / Q000008:administration & dosage*; D012119:Respiration; D013147:Spirometry
chemical_list: D002245:Carbon Dioxide; D009609:Nitrous Oxide