- District-wise Number of Patients Treated / Cured and Deaths due to Leptospyrosis in Kerala (Upto October, 2011)
- District-wise Number of Patients Treated and Deaths due to Leptospyrosis in Kerala (Upto October, 2010)
- District-wise Number of Patients Treated/Cured and Deaths due to Leptospyrosis in Kerala (2009)
- District-wise Number of Patients Treated/Cured and Deaths due to Leptospyrosis in Kerala (2008)