DE SIERVI, M [Experimental ligation of pulmonary veins; anatomical and histological study]. [electronic resource] - Revista brasileira de tuberculose e doencas toracicas Nov 1956 - 1553-70 p. digital Publication Type: Journal Article Subjects--Topical Terms: HumansLigationPulmonary Surgical ProceduresPulmonary Veins--surgeryVeins