Treatment of respiratory insufficiency.
D006801:Humans; D007442:Intubation, Intratracheal; D007977:Levallorphan / Q000627:therapeutic use*; D012131:Respiratory Insufficiency / Q000139:chemically induced* / Q000188:drug therapy* / Q000628:therapy*; D014140:Tracheotomy
D007977:Levallorphan