1. Cytologic study of sputa and exudates using paraffin tubes;Abramson;Acta Cytol,1964
2. Sputum cytology in pulmonary sarcoidosis;Aisner;Acta Cytol,1977
3. The use of sulfur dioxide as a diagnostic aid in pulmonary cancer;Allan;Preliminary Report, Cancer,1958
4. Primary diagnosis of pulmonary echinococcosis by the cytologic technique;Allen;Acta Cytol,1972
5. Primary cytologic diagnosis of asbestosis associated with bronchogenic carcinoma. Case report and review of literature;An;Acta Cytol,1962