Hong Kong, Ramadan 16, 1436, Jul 3, 2015, SPA -- Hong Kong's Center for Health Protection on Friday urged residents to take precautions against Dengue fever as three new cases have been confirmed. The patients had traveled to Thailand, Singapore and Indonesia during the incubation period, Xinhua quoted the center as saying. As of July 2 there have been 47 confirmed cases this year, including a local case and 46 imported cases. The center urged people to take anti-mosquito precautions when traveling abroad. --SPA 14:54 LOCAL TIME 11:54 GMT www.spa.gov.sa/w