South America
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Call to boost measles vaccination
Some 400 children are dying from measles every day globally because of patchy progress with vaccination programmes, a major report warned last night. Read more
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Preliminary study confirms Zika virus causality
The first case-control study to examine the association between Zika virus and microcephaly using molecular and serological analysis has confirmed causality, it is revealed today. Read more
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Clear link with Zika virus and joint condition
Experts are investigating the links between Zika virus infection in the womb and joint deformities at birth. Read more
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Chemical could destroy tropical parasites
British scientists have developed a compound that can kill parasites responsible for three tropical diseases, it was announced last night. Read more
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Zika vaccines close to clinical testing
Three different Zika virus vaccines have been successfully tested on monkeys, it was announced last night. Read more
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Zika set to burn out – after three years
The world will struggle to contain the spread of the Zika virus – but the epidemic will burn itself out after three years, according to British experts. Read more
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Zika vaccines in development
Work on a human vaccine for the Zika virus is progressing well, it was announced last night. Read more
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How dengue may increase Zika vulnerability
The Zika virus may be using dengue infection as a "Trojan horse", according to British researchers. Read more
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Mosquito bites boost virus spread
The inflammation from a mosquito bite helps the spread of viral infections, according to new findings. Read more
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Coffee safe, hot drinks maybe not – experts
Excessively hot drinks rather than coffee are responsible for high rates of oesophageal cancer in some parts of the world, experts said yesterday. Read more