00539nas a2200229   4500000000100000008004100001260001900042653001100061653001400072653001800086653001200104653002400116653001400140653001400154653002800168653001600196100001100212245004600223300001000269490001600279022001400295       1996                            d  c1996 Dec 21-2810aHumans10aInfection10aLeishmaniasis10aleprosy10aMycobacterium bovis10aTh1 Cells10aTh2 Cells10aTuberculosis, Pulmonary10aVaccination1 aNath I00aInfectious diseases. Forward to the past.  asII110 v348 Suppl 2  a0140-6736