共 9 条
[1]
BOER GFD, 1970, THESIS UTRECHT
[2]
GUDNADOTTIR M, 1974, PROGR MEDICAL VIROLO
[3]
Haase A T, 1975, Curr Top Microbiol Immunol, V72, P101
[6]
NATHANSON N, 1976, LAB INVEST, V35, P444
[7]
PALSSON PA, 1977, ACTA VET SCAND, V18, P122
[8]
PETURSSON G, 1976, LAB INVEST, V35, P402