共 23 条
- [14] GIBBS CLARNECE J., 1967, CURR TOP MICROBIOL IMMUNOL, V40, P44
- [15] HADLOW WJ, 1973, PERSONAL COMMUNICATI
- [17] HOURRIGAN JL, 1969, J AM VET MED ASSOC, V154, P538
- [18] HOURRIGAN JL, 1973, PERSONAL COMMUNICATI
- [20] MARSH RF, 1968, THESIS U WISCONSIN