Punyapornwithaya, V., C. Sansamur, and A. Charoenpanyanet. “Epidemiological Characteristics and Determination of Spatio-Temporal Clusters During the 2013 Dengue Outbreak in Chiang Mai, Thailand”. Geospatial Health, vol. 15, no. 2, Dec. 2020, doi:10.4081/gh.2020.857.