Published in TB and Outbreaks Week, February 19th, 1996
BCG is among the most widely used human vaccines, mainly because it requires only a single inoculation, it can be given at birth, and with over two billion persons vaccinated, it has a long record of safe use. Variable efficacy of BCG has been observed, however, in different vaccine trials and the increase in drug-resistant TB cases worldwide suggests the need for an improved vaccine against TB.
The immunostimulatory properties of BCG...
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