共 28 条
[4]
BRYANS JOHN T., 1957, CORNELL VET, V47, P42
[5]
CHIRNSIDE ED, 1992, BRIT VET J, V148, P181, DOI 10.1016/0007-1935(92)90044-2
[8]
COLE JR, 1986, J AM VET MED ASSOC, V189, P769
[9]
Crawford TD, 1972, P INT C EQUINE INFEC, V3, P282