共 29 条
[5]
BAEHNER RL, 1972, PEDIATR CLIN N AM, V19, P935
[6]
CARLSON GP, 1973, P SOC EXP BIOL MED, V142, P853, DOI 10.3181/00379727-142-37131
[8]
ESHELMAN JE, 1981, AM J VET RES, V42, P738
[9]
JAIN NC, 1978, AM J VET RES, V39, P425
[10]
JOHNSON DF, 1980, INFECT IMMUN, V28, P314