TY - JOUR KW - Humans KW - Infection KW - Leishmaniasis KW - leprosy KW - Mycobacterium bovis KW - Th1 Cells KW - Th2 Cells KW - Tuberculosis, Pulmonary KW - Vaccination AU - Nath I BT - Lancet (London, England) C1 - http://www.ncbi.nlm.nih.gov/pubmed/8973489?dopt=Abstract DA - 1996 Dec 21-28 DO - 10.1016/s0140-6736(96)98021-6 J2 - Lancet LA - eng PY - 1996 EP - sII11 T2 - Lancet (London, England) TI - Infectious diseases. Forward to the past. VL - 348 Suppl 2 SN - 0140-6736 ER -