RT Journal Article SR Electronic T1 Furthering our understanding of pathogen transmission in cystic fibrosis JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 921 OP 922 DO 10.1136/thx.2009.119495 VO 64 IS 11 A1 Lisa Saiman YR 2009 UL http://thorax.bmj.com/content/64/11/921.abstract AB