RT Journal Article SR Electronic T1 Respiratory irritants encountered at work. JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 541 OP 545 DO 10.1136/thx.51.5.541 VO 51 IS 5 A1 Taylor, A. J. YR 1996 UL http://thorax.bmj.com/content/51/5/541.abstract AB