RT Journal Article SR Electronic T1 Intensive Respiratory Care JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 1288 OP 1288 DO 10.1136/thx.48.12.1288 VO 48 IS 12 A1 ARW YR 1993 UL http://thorax.bmj.com/content/48/12/1288.abstract AB