- Monthly Number of Diphtheria Cases (Age Group 0-5 Years) by Residence in Kozhikode District of Kerala
(2020-2021)

- Monthly Number of Diphtheria Cases (Age Group 0-5 Years) by Residence in Kozhikode District of Kerala
(2019-2020)

- Monthly Number of Diphtheria Cases (Age Group 0-5 Years) by Residence in Kozhikode District of Kerala
(2018-2019)

- Number of Cases and Deaths Due to Diphtheria in Kozhikode District of Kerala
(2019)

- Monthly Number of Diphtheria Cases (Age Group 0-5 Years) by Residence in Kozhikode District of Kerala
(2017-2018)

