Riyadh, Rabi'I 09, 1439, November 27, 2017, SPA -- Funded by Riyadh-based King Salman Humanitarian Aid and Relief Centre (KSRelief), final field survey was launched in all Yemeni governorates targeting combating dengue fever, it was reported here today. The field survey was conducted in 44 districts in six governorates in Yemen for three days using standard scientific methods, the report said. Initial reports of the project showed positive indicators of progress, as there is a significant reduction in the number of casualties and deaths caused by the disease. --SPA 17:34 LOCAL TIME 14:34 GMT www.spa.gov.sa/w547692