Complement inactivating proteins and intraspecies venom variation in Crotalus oreganus helleri.
Jurado JD, Rael ED, Lieb CS, Nakayasu E, Hayes WK, Bush SP, Ross JA. Complement inactivating proteins and intraspecies venom variation in Crotalus oreganus helleri. Toxicon. 2007 Mar 01; 49(3):339-50.