共 4 条
[1]
CLYDE WA, 1964, J IMMUNOL, V92, P958
[2]
COMPARATIVE STUDIES OF MYCOPLASMA OF BOVINE ORIGIN
[J].
ANNALS OF THE NEW YORK ACADEMY OF SCIENCES-SERIES,
1967, 143 (A1)
:305-+
[4]
WILCOX GE, 1968, VET B, V68, P349