Chiang, C.-T., Y.-H. Hwang, C.-C. Su, K.-Y. Tsai, I.-B. Lian, T.-H. Yuan, and T.-K. Chang. “Elucidating the Underlying Causes of Oral Cancer through Spatial Clustering in High-Risk Areas of Taiwan With a Distinct Gender Ratio of Incidence”. Geospatial Health, Vol. 4, no. 2, May 2010, pp. 231-42, doi:10.4081/gh.2010.203.