共 11 条
[1]
DAVIES FG, 1985, B WORLD HEALTH ORGAN, V63, P941
[3]
GEAR JHS, 1982, YALE J BIOL MED, V55, P207
[6]
JOUBERT JJ, 1985, S AFR MED J, V67, P500
[8]
MCINTOSH BM, 1980, S AFR MED J, V58, P803
[9]
SHIMSHONY A, 1983, ADV VET SCI COMP MED, V27, P347