Congenital malformations of the respiratory system (Q30-Q34) |
| Q30: Congenital malformations of nose |
| Q31: Congenital malformations of larynx |
| Q32: Congenital malformations of trachea and bronchus |
| Q33: Congenital malformations of lung |
| Q34: Other congenital malformations of respiratory system |