[Experimental and clinical studies with a new antitussive agent].
D000996:Antitussive Agents; D035843:Biomedical Research; D003061:Codeine / Q000031:analogs & derivatives; D003371:Cough / Q000628:therapy*; D006801:Humans
D000996:Antitussive Agents; D003061:Codeine
CODEINE/related compounds; COUGH/therapy