RT Journal Article SR Electronic T1 Molecular techniques on bronchial wash samples could enhance diagnostic pick-up rate in lung cancer JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 203 OP 203 DO 10.1136/thorax.58.3.203 VO 58 IS 3 A1 P Murray YR 2003 UL http://thorax.bmj.com/content/58/3/203.abstract AB