TY - JOUR T1 - Advances and retreats in tuberculosis in the last 30 years JF - Clinical Medicine JO - Clin Med SP - 260 LP - 261 DO - 10.7861/clinmedicine.9-3-260 VL - 9 IS - 3 AU - Paul Nunn Y1 - 2009/06/01 UR - http://www.rcpjournals.org/content/9/3/260.abstract ER -