[Clinical study of the effect of a new antitussive agent VNC/beta on the respiratory function].
D000368:Aged; D000996:Antitussive Agents / Q000494:pharmacology*; D002986:Clinical Trials as Topic; D004341:Drug Evaluation; D006801:Humans; D008297:Male; D008875:Middle Aged; D009025:Morpholines / Q000494:pharmacology*; D012119:Respiration / Q000187:drug effects*
D000996:Antitussive Agents; D009025:Morpholines
Studio clinico-funzionale respiratorio di un nuovo farmaco antitosse:  il VNC/3