Ullah, Sami, Nurul Hidayah Mohd Nor, Hanita Daud, Nooraini Zainuddin, Muhammad Salim Javed Gandapur, Iftikhar Ali, and Alamgir Khalil. “Spatial Cluster Analysis of COVID-19 in Malaysia (Mar-Sep, 2020)”. Geospatial Health 16, no. 1 (May 5, 2021). Accessed July 30, 2021. https://geospatialhealth.net/index.php/gh/article/view/961.