共 32 条
[2]
BAKER JC, 1986, J AM VET MED ASSOC, V189, P66
[4]
DELEEUW PW, 1984, ANN REPORT CENTRAL V, P13
[7]
HOLZHAUER C, 1978, THESIS U UTRECHT NET
[9]
KIMMAN TG, 1986, AM J VET RES, V47, P143