共 12 条
[1]
Hargrett-Bean N T, 1988, MMWR CDC Surveill Summ, V37, P25
[2]
KANEKO S, 1986, JPN J VET SCI, V48, P205
[3]
LEARY WE, 1988, NY TIMES 0916, pA15
[5]
MICKELSEN PA, 1984, 84TH ANN M AM SOC MI, P311
[7]
THE EMERGENCE OF GRADE-A EGGS AS A MAJOR SOURCE OF SALMONELLA-ENTERITIDIS INFECTIONS - NEW IMPLICATIONS FOR THE CONTROL OF SALMONELLOSIS
[J].
JAMA-JOURNAL OF THE AMERICAN MEDICAL ASSOCIATION,
1988, 259 (14)
:2103-2107
[10]
1983, SAS INTRO GUIDE