RT Journal Article SR Electronic T1 Endobronchial metastasis of osteosarcoma presenting as position-dependent and variable airway obstruction of the trachea JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 92 OP 92 DO 10.1136/thx.2008.112086 VO 65 IS 1 A1 O Mazboudi A1 M R Abboud A1 S Muwakkit A1 S Akel A1 A Husari YR 2010 UL http://thorax.bmj.com/content/65/1/92.abstract AB