1Rodriguez FJ, Aubry MC, Tazelaar HD, et al. Pulmonary chondroma: a tumor associated with Carney triad and different from pulmonary hamartoma. Am J Surg Pathol, 2007 Dec,31 (12) :1844 -53.
2Salminen US,Halttunen P, Taskinen E, et al. Recurrnce and malgnat transformation of endotracheal chondroma. Ann Thorac Surg, 1990,49 (5) :830 -832.