共 33 条
- [1] [Anonymous], INT FOOD HYGINE
- [5] Clifton-Hadley FA, 2000, REV MED MICROBIOL, V11, P47
- [6] Atypical strains of verocytotoxin-producing Escherichia coli O157 in beef cattle at slaughter in Veneto region, Italy [J]. JOURNAL OF VETERINARY MEDICINE SERIES B-INFECTIOUS DISEASES AND VETERINARY PUBLIC HEALTH, 1997, 44 (05): : 301 - 306
- [7] Cray WC, 1998, APPL ENVIRON MICROB, V64, P1975
- [8] DEAN A, 1997, EPIINFO VERSION 6 VE