1. Multiple Primary Malignant Tumors. A Survey of the Literature and a Statistical Study;Warren;Am. J. Cancer,1932
2. Multiple Primary Malignant Tumors and Susceptibility to Cancer;Warren;Cancer Res.,1944
3. Pulmonary Resection for Solitary Metastatic Sarcomas and Carcinomas;Alexander;Surg. Gynec. & Obst.,1947
4. Multiple Cancers: Primary in the Lung and Other Sites;Cahan;J. Thoracic Surg.,1950
5. Lung Cancer Associated With Cancer Primary in Other Sites;Cahan;Am. J. Surg.,1955