RT Journal Article SR Electronic T1 Molecular epidemiology unmasks the tubercle bacillus: new techniques reveal new aspects of virulence JF Thorax JO Thorax FD BMJ Publishing Group Ltd and British Thoracic Society SP 273 OP 274 DO 10.1136/thx.2003.020081 VO 59 IS 4 A1 P D O Davies YR 2004 UL http://thorax.bmj.com/content/59/4/273.1.abstract AB