An unknown illness first discovered in three children who ate a bat has rapidly killed more than 50 people in northwestern Congo over the past five weeks, health experts say. The interval between the onset of symptoms – which include fever,

The outbreak began in January, with 419 cases recorded so far, and comes after another mystery illness killed 143 in December

Many of the patients died 48 hours after the onset of symptoms, which include fever, vomiting and internal bleeding An unknown illness first discovered in three children who ate a bat has rapidly killed more than 50 people in northwestern Congo over the past five weeks,