Author,Title,Journal,ISSN,Publisher,Date,Volume,Number,Page,URL,URL(DOI) Kawasaki Kazuteru and Endo Miki,Left tracheal bronchus caused lobar emphysema of the left upper division,Japanese Journal of Pediatric Pulmonology,0918-3876,Japanese Society of Pediatric Pulmonology,2007,18,2,123-126,https://cir.nii.ac.jp/crid/1390001204420143616,https://doi.org/10.5701/jjpp.18.123