An analysis of people who received a first dose of the Oxford/AstraZeneca or Pfizer/BioNTech vaccine revealed a small increased risk of an autoimmune bleeding condition known as .
Introducing mosquitoes infected with the Wolbachia bacteria to parts of an Indonesian city reduced the incidence of dengue by 77% and cases of the disease requiring treatment in hospital by 86%, according to a study published in the New England Journal of Medicine.
The results of a randomised controlled trial published in the New England Journal of Medicine today show that the incidence of dengue was reduced by 77%.