Amir Ullah, and Syed Naeem Badshah. 2017. “Health Security Threats of VBDs in KP, and Islamic Concept of Cleanliness: Case Study of Dengue and Zika Viruses”. Al-Azhār 3 (02):13-37. http://www.al-azhaar.org/index.php/alazhar/article/view/180.