共 40 条
- [2] BEUMER RR, 1985, NETH MILK DAIRY J, V39, P107
- [5] BRIESEMAN MA, 1984, NEW ZEAL MED J, V97, P411
- [6] Centers for Disease Control (CDC), 1985, MMWR Morb Mortal Wkly Rep, V34, P357
- [7] Christie R. N. E. Atkins, 1944, AUSTRALIAN JOUR EXP BIOL AND MED SCI, V22, P197
- [10] Feeley J., 1984, COMPENDIUM METHODS M, P351, DOI American Public Health Association