RT Journal Article SR Electronic T1 Inhaled Foreign Bodies: Some Complications and Errors JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 48 OP 52 DO 10.1136/thx.20.1.48 VO 20 IS 1 A1 Vincent Powell YR 1965 UL http://thorax.bmj.com/content/20/1/48.abstract AB