Gangani PD, Ishaka GKD, Fernando N, Karunanayake L, Rajapakse S, Premawansa S, Handunnetti SM, Comparison of IgG and IgM responses in rats immunized with two types of antigen preparations of Leptospira biflexa serovar Patoc, Proceedings of the 11^th Annual Scientific Sessions, IBMBB, University of Colombo, 2019, pp 22