- 460-466 Acute Respiratory Infections
- 470-478 Other Diseases Of Upper Respiratory Tract
- 480-488 Pneumonia And Influenza
- 490-496 Chronic Obstructive Pulmonary Disease And Allied Conditions
- 500-508 Pneumoconioses And Other Lung Diseases Due To External Agents
- 510-519 Other Diseases Of Respiratory System