Dengue fever infections cut by two thirds in new scientific trial - a podcast by BBC World Service

Dengue fever cases are cut by 77 per cent after scientists experiment with introducing Wolbachia bacteria in the eggs of the mosquitoes that cause the disease; After eight years, France announced its military campaign in the Sahel. We look at its legacy and what's next. Also, what impact has Covid-19 had on maternal health services?. And the wealthiest countries in the world pledge more vaccine giveaways. But are they doing enough to help stop the pandemic?

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