Has reached outbreak proportions in malaysia forcing the authorities to take urgent measures to contain it.
The health ministry has placed the country under the "alert level" following last week's 1,379 cases nationwide with selangor, Johor and Kuala lumpur topping the list.
Health director-general Noor Hisham Abdullah said there was an increase of 83 case or 6.4 percent, compared with 1,296 cases the week before.