A novel therapeutic strategy to close bronchopleural fistula related to Mycobacterium chelonae in elderly patients: two case reports and literature review - Liu, Xiaolong; Huang, Zhihua; Luo, Shaohua; Yang, Shifang; Huang, Junwei; Chen, Pingping; Lin, Qi; Wu, Jian (Annals of Translational Medicine; Vol 10, No 10 (May 31, 2022): Annals of Translational Medicine, 2022)