Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Adnan Majid and Kumar Gaurav and Jully M. Sanchez and Robert L. Berger and Erik Folch and Sebastian Fernandez-Bussy and Armin Ernst and Sidhu P. Gangadharan,Evaluation of Tracheobronchomalacia by Dynamic Flexible Bronchoscopy. A Pilot Study,Annals of the American Thoracic Society,2329-6933,American Thoracic Society,2014-07,11,6,951-955,https://cir.nii.ac.jp/crid/1360016869528598656,https://doi.org/10.1513/annalsats.201312-435bc