- Monthly Number of Diphtheria Cases (Age Group 0-5 Years) by Residence in Nalanda District of Bihar (2019-2020)
- Monthly Number of Diphtheria Cases (Age Group 0-5 Years) by Residence in Nalanda District of Bihar (2018-2019)
- Monthly Number of Diphtheria Cases (Age Group 0-5 Years) by Residence in Nalanda District of Bihar (2017-2018)