共 5 条
[1]
NEAVE FK, 1971, PRIVATE COMMUNICATIO
[2]
PEARSON JKL, 1971, PRIVATE COMMUNICATIO
[3]
SCHALM OW, 1968, JAVMA, V153, P1689
[4]
WILSON CD, 1971, PRIVATE COMMUNICATIO
[5]
1960, MAFF REPORT ANIMAL H, P38