An experimental tuberculosis (TB) vaccine developed by GlaxoSmithKline (GSK) protects half the people who received it, scientists announced at the 50th union world conference on lung health earlier this week, offering fresh hope in the fight against the deadly disease.

Finding new ways to combat TB is particularly important for SA, where the HIV epidemic has fuelled the spread of the infectious disease. In 2018, SA had 301,000 new TB cases, and the disease killed an estimated 63,000 people, according to the World Health Organisation. Millions more South Africans have dormant, or latent, TB...

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