- Classify general works on the respiratory system and its diseases in children in WS 280-285.
- Classify works on respiratory system disease nursing and nursing of patients with specific respiratory diseases in WY 163.
Include here works on the history of schools. Classify courses of study, college catalogs, etc., in W 19.5.
Classify works on the specialty alone here. Classify works on both the specialty and diseases in WF 100.
Classify works on specialty and on the specialty and diseases here. Classify works on diseases alone in WF 140.
Classify works on therapy for a specific disease with the disease.
Classify works on tuberculosis of organs of other systems, with the organ or system.
Include works on lung neoplasms of bronchial origin.
Classify here works on two or more systems within the thoracic cavity, e.g., on respiratory and cardiovascular systems. Classify works on the skeletal portion of the thorax in WE 715.