共 8 条
- [1] Burnham BR, 1998, J AM VET MED ASSOC, V213, P48
- [2] *CDCP, 2005, SALM SURV ANN SUMM 2
- [3] Centers for Disease Control and Prevention (CDC), 2003, MMWR Morb Mortal Wkly Rep, V52, P1206
- [4] Centers for Disease Control and Prevention (CDC), 1995, MMWR Morb Mortal Wkly Rep, V44, P347
- [5] Centers for Disease Control and Prevention (CDC), 1999, MMWR Morb Mortal Wkly Rep, V48, P1009
- [6] KAUFFMANN F, 1954, ACTA PATHOL MIC SC, V35, P71