Malaria prevention tips. Provided by Incheon City A malaria warning has been issued in Ganghwa-gun, Incheon. Incheon City announced on the 15th that it had issued a malaria warning to Ganghwa-gun on the 14th. This measure is due to the recent increase in the number of spotted wing mosquitoes, a malaria-carrying mosquito, in Ganghwa-gun following the Korea Disease Control and Prevention Agency's nationwide malaria warning issued on June 22. The malaria warning is the first cluster case since the advisory was issued...