REFERENCES
- Cort, W. W. (1919). On the Resistance to Desiccation of the Intermediate Host of Schistosoma japonicum Katsurada. Jl. of Parasitology, Vol, VI, pp. 84–88.
- Khalil, M. (1924). The Control of Bilharziasis in Egypt. Reports and Notes of the Public Health Laboratories, Cairo, pp. 95–113.