Xinhua: Dengue cases in the Philippines continue to rise with more than 15,000 recorded in the first six months of 2008, or 43 percent more than the same period last year, according to a report by local TV network ABS-CBN online news on Saturday. The report quoted Health Secretary Francisco Duque as saying 15,061 cases of dengue nationwide were recorded from January 1 to June 14 this year, with Metro Manila remaining on top of the list of regions with the most number of dengue cases. …