共 26 条
[2]
BELL JF, 1952, J IMMUNOL, V69, P515
[5]
DOROFEEV KA, 1947, S RES WORK I EPIDEMI, V1, P177
[7]
JELLISON WL, 1958, FEDERAL COOPERATIVE, P71
[8]
Kohls G. M., 1954, Nordisk Veterinaermedicin, V6, P883