King Salman Humanitarian Aid and Relief Center (KSrelief) signed a joint agreement with a civil society organization to carry out an emergency response project to combat dengue fever for a period of five months, in a number of directorates in Aden governorate of Yemen, benefiting 861,719 people. The agreement was signed at KSrelief's headquarters here today, in the presence of KSrelief Assistant General Supervisor for Operations and Programs Eng. Ahmed bin Ali Al-Bayez.