title: Nitrous oxide and irreversible hearing loss.
mesh_terms: D000769:Anesthesia, Inhalation / Q000009:adverse effects*; D003638:Deafness / Q000139:chemically induced*; D004432:Ear, Middle / Q000187:drug effects*; D006309:Hearing / Q000187:drug effects; D006801:Humans; D009609:Nitrous Oxide / Q000009:adverse effects*
chemical_list: D009609:Nitrous Oxide