Trials begin for 'essential' new TB vaccine

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Cloudiness at the bottom left of the chest X-ray shows evidence of TB. Credit: The Wellcome Trust Medical Photographic Library.
Cloudiness at the bottom left of the chest X-ray shows evidence of TB. Credit: The Wellcome Trust Medical Photographic Library.

Clinical trials are underway with the first new vaccine against TB in over 80 years. If successful, the tests will have major implications for TB control and could lead to the development of a new vaccine ready to use within eight years.


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