title: Letter: Awareness during anaesthesia.
mesh_terms: D000758:Anesthesia; D000777:Anesthetics / Q000494:pharmacology; D001824:Body Constitution; D003071:Cognition / Q000187:drug effects*; D004734:Energy Metabolism; D005260:Female; D006801:Humans; D008297:Male
chemical_list: D000777:Anesthetics