REFERENCES
- Stephens, J. W. W., Yorke, W., Blacklock, B., Macfie, J. W. S., Cooper, C. F., and Carter, H. F. (1918 1). Ann. Trop. Med. & Parasit., Vol. XI, p. 297.
- Stephens, J. W. W., Yorke, W., Blacklock, B., Macfie, J. W. S., Cooper, C. F., and Carter, H. F. (1918 2) Ann. Trop. Med. & Parasit. Vol. XII, p. 71.