- District-wise Monthly Number of Diphtheria Cases (Age Group 0-5 Years) by Residence in Kerala (2020-2021)
- District-wise Monthly Number of Diphtheria Cases (Age Group 0-5 Years) by Residence in Kerala (2019-2020)
- District-wise Monthly Number of Diphtheria Cases (Age Group 0-5 Years) by Residence in Kerala (2018-2019)
- District-wise Number of Cases and Deaths Due to Diphtheria in Kerala (2019)
- District-wise Monthly Number of Diphtheria Cases (Age Group 0-5 Years) by Residence in Kerala (2017-2018)