6Anwer M, Venkatram S. Broncholithiasis:" incidental finding during bronchoscopy"-case report and review of the literature[ J]. J Bronchology Interv Pulmonol, 2011, 18(2) :181-183.
7Baum G L, Bernstein I L, Schwarz J. Broncholithiasis produced by histoplasmosis [ J ]. Am Rev Tuberc, 1958, 77( 1 ) :162-167.
8De S, De S. Broncholithiasis [ J ]. Lung India, 2008,25(4) : 152-154.
9Hammoud Z T, Rose A S, Hage C A, et al. Surgical management of pulmonary and mediastinal sequelae of histoplasmosis- a challenging specrum [ J ]. Ann Thorac Surg, 2009,88 ( 2 ) : 399-403.
10Henry N R, Hinze J D. Broneholithiasis secondary to pul- monary actinomycosis [ J ]. Respir Care, 2014,59 ( 3 ) : 27- 30.