J. A.  Ferguson, Koketsu, W., Ninomiya, I., Rossignol, P. A., Jacobson, K. C., and Kent, M. L., 
“Mortality of coho salmon (Oncorhynchus kisutch) associated with burdens of multiple parasite species.”, 
International journal for parasitology, vol. 41, no. 11, pp. 1197-205, 2011.
 J. A.  Ferguson, Koketsu, W., Ninomiya, I., Rossignol, P. A., Jacobson, K. C., and Kent, M. L., 
“Mortality of coho salmon (Oncorhynchus kisutch) associated with burdens of multiple parasite species.”, 
Int J Parasitol, vol. 41, no. 11, pp. 1197-205, 2011.