King Salman Humanitarian Aid and Relief Center (KSrelief) has launched an awareness campaign among female and male school students in Aden governorate to prevent the spread of dengue fever, as part of the emergency response project to combat the disease, it was reported here today. The campaign, which started yesterday, in collaboration with Yemen's ministry of public health and population, comes within the framework of the programs funded by Riyadh-based KSrelief, aiming at protecting the Yemeni people from the epidemic diseases within the emergency response project to combat dengue fever.