1. Agatsuma, T., Ho, L., Jian, H., Habe, S., Terasaki, K., Shibahara,T., Sugiyama, H., Kim, D. and Kawashima, K. 1992. Electrophoretic evidence of a hybrid origin for tetraploid Paragonimus westermani discovered in northeastern China. Parasitology Research, 78: 537–538.
2. Amunarriz, M. 1991. Intermediate hosts of Paragonimus in the Eastern Amazonic Region of Ecuador. Tropical Medicine and Parasitology, 42: 164–166.
3. Bowman, D.D., Frongillo, M.K., Johnson, R.C., Beck, K.A., Hornbuckle, W.E. and Blue, J.T. 1991. Evaluation of praziquantel for treatment of exp induced paragonimiasis in dogs and cats. American Journal of Veterinary Research, 52: 68–71.
4. Choi, D.W. 1990. Paragonimus and paragonimiasis in Korea. Korean Journal of Parasitology, 28 (Suppl.): 79–102.
5. Davis, G.M., Chen, C.E., Kang, Z.B. and Liu, Y.Y. 1994. Snail hosts of Paragonimus in Asia and the Americas. Biomedical and Environmental Sciences, 7: 369–382.