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2. Intrahilar and related segmental anatomy of lung;Boyden;Surgery,1945
3. The Anatomy of the Bronchial Tree;Brock,1947
4. Further experiences with segmental resection in tuberculosis;Chamberlain;J. Thoracic Surg.,1950
5. Segmental pneumonectomy in bronchiectasis;Churchill;Ann. Surg.,1939